Niels Lassen - Publications

Affiliations: 
University of Copenhagen, København, Denmark 
Area:
cerebral blood flow, early functional neuroimaging
Website:
http://en.wikipedia.org/wiki/Niels_A._Lassen

190 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2000 Pinborg LH, Videbaek C, Knudsen GM, Swahn CG, Halldin C, Friberg L, Paulson OB, Lassen NA. Dopamine D(2) receptor quantification in extrastriatal brain regions using [(123)I]epidepride with bolus/infusion. Synapse (New York, N.Y.). 36: 322-9. PMID 10819910 DOI: 10.1002/(Sici)1098-2396(20000615)36:4<322::Aid-Syn9>3.0.Co;2-W  0.399
1998 ANDERSEN D, LASSEN NA. Reabsorption of electrolytes and water from blood in the alimentary tract. Lancet (London, England). 1: 1261-2. PMID 13861157 DOI: 10.1016/S0140-6736(62)92363-2  0.324
1998 Madsen PL, Linde R, Hasselbalch SG, Paulson OB, Lassen NA. Activation-induced resetting of cerebral oxygen and glucose uptake in the rat. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 18: 742-8. PMID 9663504 DOI: 10.1097/00004647-199807000-00005  0.464
1997 Paulson OB, Lassen NA. [SPECT and PET in neurobiology]. Nordisk Medicin. 112: 356-60. PMID 9441274  0.444
1997 Lassen NA, Paulson OB. [Indomethacin reduces cerebral blood flow and the intracranial pressure]. Ugeskrift For Laeger. 159: 4249. PMID 9229878  0.583
1997 Paulson OB, Lassen NA. [SPECT and PET in neurobiology]. Ugeskrift For Laeger. 159: 2351-5. PMID 9163109  0.343
1997 Lassen NA, Paulson OB. Indomethacin nedsaetter hjernegennemblodningen og det intrakranielle tryk Ugeskrift For Laeger. 159: 4249.  0.377
1995 Lassen NA. Cerebral blood flow quantitation in clinical routine studies: how far have we now come? Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine. 36: 2343-4. PMID 8523129  0.431
1995 Ito H, Koyama M, Goto R, Kawashima R, Ono S, Atsumi H, Ishii K, Fukuda H, Lassen NA. Cerebral blood flow measurement with iodine-123-IMP SPECT, calibrated standard input function and venous blood sampling Journal of Nuclear Medicine. 36: 2339-2344. PMID 8523128  0.341
1995 Madsen PL, Hasselbalch SG, Hagemann LP, Olsen KS, Bülow J, Holm S, Wildschiødtz G, Paulson OB, Lassen NA. Persistent resetting of the cerebral oxygen/glucose uptake ratio by brain activation: evidence obtained with the Kety-Schmidt technique. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 15: 485-91. PMID 7714007 DOI: 10.1038/Jcbfm.1995.60  0.505
1995 Garde E, Lassen NA. [Apoplexy with rapidly deteriorating symptoms--"stroke in progression". Hemodynamic and clinical aspects]. Ugeskrift For Laeger. 157: 4234-9. PMID 7653006  0.343
1994 Waldemar G, Bruhn P, Schmidt E, Kristensen M, Lassen NA, Paulson OB. Cognitive profiles and regional cerebral blood flow patterns in dementia of the Alzheimer type. European Journal of Neurology : the Official Journal of the European Federation of Neurological Societies. 1: 81-9. PMID 24283433 DOI: 10.1111/J.1468-1331.1994.Tb00054.X  0.419
1994 Friberg L, Olesen J, Iversen H, Nicolic I, Sperling B, Lassen NA, Olsen TS, Tfelt-Hansen P. Interictal "patchy" regional cerebral blood flow patterns in migraine patients. A single photon emission computerized tomographic study. European Journal of Neurology : the Official Journal of the European Federation of Neurological Societies. 1: 35-43. PMID 24283427 DOI: 10.1111/J.1468-1331.1994.Tb00048.X  0.429
1994 Waldemar G, Walovitch RC, Andersen AR, Hasselbalch SG, Bigelow R, Joseph JL, Paulson OB, Lassen NA. 99mTc-bicisate (neurolite) SPECT brain imaging and cognitive impairment in dementia of the Alzheimer type: a blinded read of image sets from a multicenter SPECT trial. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 14: S99-105. PMID 8263078  0.395
1994 Friberg L, Andersen AR, Lassen NA, Holm S, Dam M. Retention of 99mTc-bicisate in the human brain after intracarotid injection. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 14: S19-27. PMID 8263067  0.361
1994 Greenberg JH, Lassen NA. Characterization of 99mTc-bicisate as an agent for the measurement of cerebral blood flow with SPECT. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 14: S1-3. PMID 8263063  0.431
1994 Friberg L, Olesen J, Lassen NA, Olsen TS, Karle A. Cerebral oxygen extraction, oxygen consumption, and regional cerebral blood flow during the aura phase of migraine. Stroke; a Journal of Cerebral Circulation. 25: 974-9. PMID 8165693 DOI: 10.1161/01.Str.25.5.974  0.534
1994 Waldemar G, Bruhn P, Kristensen M, Johnsen A, Paulson OB, Lassen NA. Heterogeneity of neocortical cerebral blood flow deficits in dementia of the Alzheimer type: a [99mTc]-d,l-HMPAO SPECT study. Journal of Neurology, Neurosurgery, and Psychiatry. 57: 285-95. PMID 8158175 DOI: 10.1136/Jnnp.57.3.285  0.481
1994 Wang Q, Pelligrino DA, Paulson OB, Lassen NA. Comparison of the effects of NG-nitro-L-arginine and indomethacin on the hypercapnic cerebral blood flow increase in rats. Brain Research. 641: 257-64. PMID 8012827 DOI: 10.1016/0006-8993(94)90152-X  0.471
1994 Rubin P, Holm S, Madsen PL, Friberg L, Videbech P, Andersen HS, Bendsen BB, Strømsø N, Larsen JK, Lassen NA. Regional cerebral blood flow distribution in newly diagnosed schizophrenia and schizophreniform disorder. Psychiatry Research. 53: 57-75. PMID 7991732 DOI: 10.1016/0165-1781(94)90095-7  0.336
1994 Waldemar G, Christiansen P, Larsson HB, Høgh P, Laursen H, Lassen NA, Paulson OB. White matter magnetic resonance hyperintensities in dementia of the Alzheimer type: morphological and regional cerebral blood flow correlates. Journal of Neurology, Neurosurgery, and Psychiatry. 57: 1458-65. PMID 7798973 DOI: 10.1136/Jnnp.57.12.1458  0.495
1994 You JP, Wang Q, Zhang W, Jansen-Olesen I, Paulson OB, Lassen NA, Edvinsson L. Hypercapnic vasodilatation in isolated rat basilar arteries is exerted via low pH and does not involve nitric oxide synthase stimulation or cyclic GMP production. Acta Physiologica Scandinavica. 152: 391-7. PMID 7535505 DOI: 10.1111/J.1748-1716.1994.Tb09821.X  0.426
1994 Wang Q, Theard MA, Pelligrino DA, Baughman VL, Hoffman WE, Albrecht RF, Cwik M, Paulson OB, Lassen NA. Nitric oxide (NO) is an endogenous anticonvulsant but not a mediator of the increase in cerebral blood flow accompanying bicuculline-induced seizures in rats. Brain Research. 658: 192-8. PMID 7530579 DOI: 10.1016/S0006-8993(09)90026-9  0.445
1994 Friberg L, Olesen J, Iversen H, Nicolic I, Sperling B, Lassen NA, Olsen TS, Tfelt-Hansen P. Interictal ″patchy″ regional cerebral blood flow patterns in migraine patients. A single photon emission computerized tomographic study European Journal of Neurology. 1: 35-43.  0.39
1994 Lassen NA. Brain function measured by SPECT: Cerebral blood flow and neuroreceptor quantitation Kakuigaku. 31: 659-660.  0.458
1993 SönmezoÄŸlu K, Sperling B, Henriksen T, Tfelt-Hansen P, Lassen NA. Reduced contralateral hemispheric flow measured by SPECT in cerebellar lesions: crossed cerebral diaschisis. Acta Neurologica Scandinavica. 87: 275-80. PMID 8503255  0.353
1993 Postiglione A, Lassen NA, Holman BL. Cerebral blood flow in patients with dementia of Alzheimer's type. Aging (Milan, Italy). 5: 19-26. PMID 8481422 DOI: 10.1007/BF03324122  0.311
1993 Olesen J, Friberg L, Olsen TS, Andersen AR, Lassen NA, Hansen PE, Karle A. Ischaemia-induced (symptomatic) migraine attacks may be more frequent than migraine-induced ischaemic insults. Brain : a Journal of Neurology. 116: 187-202. PMID 8453456 DOI: 10.1093/Brain/116.1.187  0.425
1993 Madsen PL, Sperling BK, Warming T, Schmidt JF, Secher NH, Wildschiødtz G, Holm S, Lassen NA. Middle cerebral artery blood velocity and cerebral blood flow and O2 uptake during dynamic exercise. Journal of Applied Physiology (Bethesda, Md. : 1985). 74: 245-50. PMID 8444699 DOI: 10.1152/Jappl.1993.74.1.245  0.353
1993 Sperling B, Lassen NA. Hyperfixation of HMPAO in subacute ischemic stroke leading to spuriously high estimates of cerebral blood flow by SPECT. Stroke; a Journal of Cerebral Circulation. 24: 193-4. PMID 8421817  0.34
1993 Wang Q, Paulson OB, Lassen NA. Indomethacin abolishes cerebral blood flow increase in response to acetazolamide-induced extracellular acidosis: a mechanism for its effect on hypercapnia? Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 13: 724-7. PMID 8314925 DOI: 10.1038/Jcbfm.1993.92  0.497
1993 Madsen PL, Holm S, Herning M, Lassen NA. Average blood flow and oxygen uptake in the human brain during resting wakefulness: a critical appraisal of the Kety-Schmidt technique. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 13: 646-55. PMID 8314918 DOI: 10.1038/Jcbfm.1993.83  0.367
1993 Wang Q, Kjaer T, Jørgensen MB, Paulson OB, Lassen NA, Diemer NH, Lou HC. Nitric oxide does not act as a mediator coupling cerebral blood flow to neural activity following somatosensory stimuli in rats. Neurological Research. 15: 33-6. PMID 8098850 DOI: 10.1080/01616412.1993.11740103  0.547
1993 Lassen NA. Cerebral blood flow tomography by SPECT in alzheimer's disease Nordic Journal of Psychiatry. 47: 27-30. DOI: 10.3109/08039489309102776  0.387
1992 Wang Q, Paulson OB, Lassen NA. Is autoregulation of cerebral blood flow in rats influenced by nitro-L-arginine, a blocker of the synthesis of nitric oxide? Acta Physiologica Scandinavica. 145: 297-8. PMID 1519487 DOI: 10.1111/j.1748-1716.1992.tb09368.x  0.519
1992 Lassen NA. Increase of cerebral blood flow at high altitude: its possible relation to AMS. International Journal of Sports Medicine. 13: S47-8. PMID 1483789 DOI: 10.1055/s-2007-1024591  0.374
1992 Wang Q, Paulson OB, Lassen NA. Effect of nitric oxide blockade by NG-nitro-L-arginine on cerebral blood flow response to changes in carbon dioxide tension. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 12: 947-53. PMID 1400648 DOI: 10.1038/Jcbfm.1992.131  0.486
1991 Sindrup JH, Kastrup J, Jørgensen B, Bülow J, Lassen NA. Nocturnal variations in subcutaneous blood flow rate in lower leg of normal human subjects. The American Journal of Physiology. 260: H480-5. PMID 1996691  0.332
1991 Companioni JM, Lassen NA, Tfelt-Hansen P, Friberg L. Delayed reflow of an ischemic infarct after spontaneous thrombolysis studied by CBF tomography using SPECT and Tc-99m HMPAO. American Journal of Physiologic Imaging. 6: 167-71. PMID 1817568  0.397
1991 Postiglione A, Bobkiewicz T, Vinholdt-Pedersen E, Lassen NA, Paulson OB, Barry DI. Cerebrovascular effects of angiotensin converting enzyme inhibition involve large artery dilatation in rats. Stroke; a Journal of Cerebral Circulation. 22: 1363-8. PMID 1750043 DOI: 10.1161/01.Str.22.11.1363  0.539
1990 Nielsen JB, Friberg L, Lou H, Lassen NA, Sam IL. Immature pattern of brain activity in Rett syndrome. Archives of Neurology. 47: 982-6. PMID 2396939 DOI: 10.1001/Archneur.1990.00530090054013  0.346
1990 Olesen J, Friberg L, Olsen TS, Iversen HK, Lassen NA, Andersen AR, Karle A. Timing and topography of cerebral blood flow, aura, and headache during migraine attacks. Annals of Neurology. 28: 791-8. PMID 2285266 DOI: 10.1002/Ana.410280610  0.591
1990 Lassen NA, Ingvar DH. Brain regions involved in voluntary movements as revealed by radioisotopic mapping of CBF or CMR-glucose changes. Revue Neurologique. 146: 620-5. PMID 2263825  0.467
1990 Delecluse F, Andersen AR, Waldemar G, Thomsen AM, Kjaer L, Lassen NA, Postiglione A. Cerebral blood flow in progressive aphasia without dementia. Case report, using 133xenon inhalation, technetium 99m hexamethylpropyleneamine oxime and single photon emission computerized tomography. Brain : a Journal of Neurology. 113: 1395-404. PMID 2245303 DOI: 10.1093/brain/113.5.1395  0.333
1990 Wolf J, Friberg L, Jensen J, Hansen PB, Andersen AR, Lassen NA. The effect of the benzodiazepine antagonist flumazenil on regional cerebral blood flow in human volunteers. Acta Anaesthesiologica Scandinavica. 34: 628-31. PMID 2125793 DOI: 10.1111/J.1399-6576.1990.Tb03160.X  0.445
1990 Krasney JA, Jensen JB, Lassen NA. Cerebral blood flow does not adapt to sustained hypoxia. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 10: 759-64. PMID 2120246 DOI: 10.1038/jcbfm.1990.133  0.44
1990 Friberg L, Kastrup J, Rizzi D, Jensen JB, Lassen NA. Cerebral blood flow and end-tidal PCO2 during prolonged acetazolamide treatment in humans. The American Journal of Physiology. 258: H954-9. PMID 2109942 DOI: 10.1152/Ajpheart.1990.258.4.H954  0.352
1990 Lassen NA. Pathophysiology of brain ischemia as it relates to the therapy of acute ischemic stroke. Clinical Neuropharmacology. 13: S1-8. PMID 2093413  0.308
1990 Sperling B, Lassen N, Harvey T, Bartsch P, Bradwell A, Bmres. Middle Cerebral Artery Blood Velocity During Co2 Inhalation at Altitude Clinical Science. 78. DOI: 10.1042/Cs078024Pa  0.431
1990 Lassen NA, Waldemar G. Cerebral blood flow and metabolism in chronic cerebrovascular disease with emphasis on the clinical use of CBF tomography by SPECT in vascular dementia Advances in Neurology: Proceedings of the Xivth World Congress of Neurology. Ics883. 115-122.  0.362
1989 Skyhøj Olsen T, Lassen NA. Blood flow and vascular reactivity during attacks of classic migraine--limitations of the Xe-133 intraarterial technique. Headache. 29: 15-20. PMID 2925371  0.395
1989 Raynaud C, Rancurel G, Tzourio N, Soucy JP, Baron JC, Pappata S, Cambon H, Mazoyer B, Lassen NA, Cabanis E. SPECT analysis of recent cerebral infarction. Stroke; a Journal of Cerebral Circulation. 20: 192-204. PMID 2784014 DOI: 10.1161/01.Str.20.2.192  0.435
1989 Vorstrup S, Jensen KE, Thomsen C, Henriksen O, Lassen NA, Paulson OB. Neuronal pH regulation: constant normal intracellular pH is maintained in brain during low extracellular pH induced by acetazolamide--31P NMR study. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 9: 417-21. PMID 2715211 DOI: 10.1038/Jcbfm.1989.61  0.354
1988 Lassen NA, Andersen AR. Technetium-99m compounds for measurement of cerebral blood flow. Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine. 29: 1464-5. PMID 3404261  0.363
1988 Yonekura Y, Nishizawa S, Mukai T, Fujita T, Fukuyama H, Ishikawa M, Kikuchi H, Konishi J, Andersen AR, Lassen NA. SPECT with [99mTc]-d,l-hexamethyl-propylene amine oxime (HM-PAO) compared with regional cerebral blood flow measured by PET: effects of linearization. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 8: S82-9. PMID 3263981 DOI: 10.1038/jcbfm.1988.36  0.348
1988 Lassen NA, Friberg L. Physiological activation of the human cerebral cortex during auditory perception and speech revealed by regional increases in cerebral blood flow. Scandinavian Audiology. Supplementum. 30: 173-6. PMID 3227264  0.343
1988 Jelnes R, Bülow J, Tønnesen KH, Lassen NA, Holstein P. The cause of ischaemic nocturnal rest pain. European Journal of Vascular Surgery. 2: 31-3. PMID 3224716 DOI: 10.1016/S0950-821X(88)80104-X  0.305
1988 Andersen AR, Friberg H, Knudsen KB, Barry DI, Paulson OB, Schmidt JF, Lassen NA, Neirinckx RD. Extraction of [99mTc]-d,l-HM-PAO across the blood-brain barrier. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 8: S44-51. PMID 3192642 DOI: 10.1038/Jcbfm.1988.32  0.496
1988 Lassen NA, Andersen AR, Friberg L, Paulson OB. The retention of [99mTc]-d,l-HM-PAO in the human brain after intracarotid bolus injection: a kinetic analysis. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 8: S13-22. PMID 3192638 DOI: 10.1038/Jcbfm.1988.28  0.504
1988 Wright A, Bradwell A, Jensen J, Lassen N. Cerebral Blood Flow in Acute Mountain Sickness and Treatment with Acetazolamide Clinical Science. 74. DOI: 10.1042/Cs074001P  0.505
1987 Skyhøj Olsen T, Friberg L, Lassen NA. Ischemia may be the primary cause of the neurologic deficits in classic migraine. Archives of Neurology. 44: 156-61. PMID 3813932 DOI: 10.1001/archneur.1987.00520140028013  0.461
1987 Andersen AR, Tfelt-Hansen P, Lassen NA. The effect of ergotamine and dihydroergotamine on cerebral blood flow in man. Stroke; a Journal of Cerebral Circulation. 18: 120-3. PMID 3810743  0.449
1987 Friberg L, Olsen TS, Roland PE, Lassen NA. Focal ischaemia caused by instability of cerebrovascular tone during attacks of hemiplegic migraine. A regional cerebral blood flow study. Brain : a Journal of Neurology. 110: 917-34. PMID 3651801 DOI: 10.1093/Brain/110.4.917  0.481
1987 Andersen AR, Friberg H, Lassen NA, Kristensen K, Neirinckx RD. Serial studies of cerebral blood flow using 99Tcm-HMPAO: a comparison with 133Xe. Nuclear Medicine Communications. 8: 549-57. PMID 3500434  0.385
1987 Lassen NA. Cerebral blood flow measured by xenon-133. Nuclear Medicine Communications. 8: 535-47. PMID 3500433  0.459
1987 Lassen NA, Steinling M. [Computed tomographic measurement of the cerebral blood flow with xenon-133]. La Revue Du Praticien. 37: 613-21. PMID 3494296  0.427
1987 Lassen NA, Friberg L, Kastrup J, Rizzi D, Jensen JJ. Effects of acetazolamide on cerebral blood flow and brain tissue oxygenation. Postgraduate Medical Journal. 63: 185-7. PMID 3118350 DOI: 10.1136/pgmj.63.737.185  0.352
1987 Kastrup J, Bülow J, Lassen NA. A comparison between 133Xenon washout technique and Laser Doppler flowmetry in the measurement of local vasoconstrictor effects on the microcirculation in subcutaneous tissue and skin. Clinical Physiology (Oxford, England). 7: 403-9. PMID 2959430  0.303
1987 Kastrup J, Mathiesen ER, Saurbrey N, Nørgaard T, Parving HH, Lassen NA. Effect of strict metabolic control on regulation of subcutaneous blood flow in insulin-dependent diabetic patients. Diabetic Medicine : a Journal of the British Diabetic Association. 4: 30-6. PMID 2951216  0.301
1987 Kastrup J, Nørgaard T, Parving HH, Lassen NA. Arteriolar hyalinosis does not interfere with the local veno-arteriolar reflex regulation of subcutaneous blood flow in insulin-dependent diabetic patients. Scandinavian Journal of Clinical and Laboratory Investigation. 47: 483-9. PMID 2443959 DOI: 10.1080/00365518709168455  0.303
1987 Lassen NA. Ceneral blood flow tomography using technetium-99m-HMPAO Kakuigaku. 24: 631-632.  0.323
1986 Kastrup J, Rørsgaard S, Parving HH, Lassen NA. Impaired autoregulation of cerebral blood flow in long-term type I (insulin-dependent) diabetic patients with nephropathy and retinopathy. Clinical Physiology (Oxford, England). 6: 549-59. PMID 3791893  0.38
1986 Vorstrup S, Paulson OB, Lassen NA. Cerebral blood flow in acute and chronic ischemic stroke using xenon-133 inhalation tomography. Acta Neurologica Scandinavica. 74: 439-51. PMID 3493616 DOI: 10.1111/J.1600-0404.1986.Tb07869.X  0.542
1986 Vorstrup S, Brun B, Lassen NA. Evaluation of the cerebral vasodilatory capacity by the acetazolamide test before EC-IC bypass surgery in patients with occlusion of the internal carotid artery. Stroke; a Journal of Cerebral Circulation. 17: 1291-8. PMID 3492787  0.371
1986 Schroeder T, Vorstrup S, Lassen NA, Engell HC. Noninvasive xenon-133 measurements of cerebral blood flow using stationary detectors compared with dynamic emission tomography. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 6: 739-46. PMID 3491828 DOI: 10.1038/jcbfm.1986.130  0.39
1986 Lassen NA, Rommer P. Cerebral blood flow tomography by single photon emission computerized tomography using 133Xe in cerebrovascular disease. Monographs On Atherosclerosis. 14: 71-82. PMID 3090430  0.349
1986 Andersen AR, Hasselbalch SG, Paulson OB, Lassen NA, Kristensen K, Neirinckx RD. Evaluation of a 99Tcm bound brain scanning agent for single photon emission computed tomography. Acta Radiologica. Supplementum. 369: 456-9. PMID 2980525  0.512
1986 Schroeder T, Holstein P, Lassen NA, Engell HC. Measurement of cerebral blood flow by intravenous xenon-133 technique and a mobile system. Reproducibility using the Obrist model compared to total curve analysis. Neurological Research. 8: 237-42. PMID 2880315  0.366
1986 Paulson OB, Barry DI, Strandgaard S, Lassen NA. Does angiotensin-II protect against strokes? Lancet. 2: 927-8. PMID 2876363 DOI: 10.1016/S0140-6736(86)90452-6  0.419
1986 Lassen NA, Andersen A, Vorstrup S. Cerebral blood flow by spect using diffusible tracers as Xenon -133 or Technetium -99m- HM -PAO Italian Current Radiology. 5: 21-24.  0.368
1985 Lassen NA. Normal average value of cerebral blood flow in younger adults is 50 ml/100 g/min. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 5: 347-9. PMID 4030914 DOI: 10.1038/jcbfm.1985.48  0.364
1985 Lassen NA. Measurement of regional cerebral blood flow in humans with single-photon-emitting radioisotopes. Research Publications - Association For Research in Nervous and Mental Disease. 63: 9-20. PMID 3895334  0.422
1985 Lassen NA. Cerebral blood flow tomography with xenon-133. Seminars in Nuclear Medicine. 15: 347-56. PMID 3877344 DOI: 10.1016/S0001-2998(85)80013-1  0.415
1985 Holm S, Vorstrup S, Lassen NA. Tomographic cerebral blood flow calculation. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 5: 615-9. PMID 3877068 DOI: 10.1038/Jcbfm.1985.93  0.437
1985 Holm S, Andersen AR, Vorstrup S, Lassen NA, Paulson OB, Holmes RA. Dynamic SPECT of the brain using a lipophilic technetium-99m complex, PnAO. Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine. 26: 1129-34. PMID 3876414  0.545
1985 Friberg L, Olsen TS, Roland PE, Paulson OB, Lassen NA. Focal increase of blood flow in the cerebral cortex of man during vestibular stimulation. Brain : a Journal of Neurology. 108: 609-23. PMID 3876134 DOI: 10.1093/Brain/108.3.609  0.473
1985 Shirahata N, Henriksen L, Vorstrup S, Holm S, Lauritzen M, Paulson OB, Lassen NA. Regional cerebral blood flow assessed by 133Xe inhalation and emission tomography: normal values. Journal of Computer Assisted Tomography. 9: 861-6. PMID 3875638 DOI: 10.1097/00004728-198509000-00004  0.579
1985 Vorstrup S, Lassen NA, Henriksen L, Haase J, Lindewald H, Boysen G, Paulson OB. CBF before and after extracranial-intracranial bypass surgery in patients with ischemic cerebrovascular disease studied with 133Xe-inhalation tomography. Stroke; a Journal of Cerebral Circulation. 16: 616-26. PMID 3875166 DOI: 10.1161/01.Str.16.4.616  0.547
1985 Derouesne C, Rancurel G, Le Poncin Lafitte M, Rapin JR, Lassen NA. VARIABILITY OF CEREBRAL BLOOD FLOW DEFECTS IN ALZHEIMER'S DISEASE ON 123IODO-ISOPROPYL-AMPHETAMINE AND SINGLE PHOTON EMISSION TOMOGRAPHY The Lancet. 325: 1282. PMID 2860485 DOI: 10.1016/S0140-6736(85)92357-8  0.319
1985 Vorstrup S, Lassen NA. To the editor: Regional cerebral blood flow in patients with transient ischemic attacks studied by xenon-133 inhalation and emission tomography Stroke. 16: 537.  0.43
1984 Olsen TS, Lassen NA. A dynamic concept of middle cerebral artery occlusion and cerebral infarction in the acute state based on interpreting severe hyperemia as a sign of embolic migration. Stroke; a Journal of Cerebral Circulation. 15: 458-68. PMID 6729875 DOI: 10.1161/01.STR.15.3.458  0.316
1984 Rapin JR, Le Poncin-Lafitte M, Duterte D, Rips R, Morier E, Lassen NA. Iodoamphetamine as a new tracer for local cerebral blood flow in the rat: comparison with isopropyliodoamphetamine. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 4: 270-4. PMID 6725437 DOI: 10.1038/jcbfm.1984.37  0.393
1984 Meneghetti G, Vorstrup S, Mickey B, Lindewald H, Lassen NA. Crossed cerebellar diaschisis in ischemic stroke: a study of regional cerebral blood flow by 133Xe inhalation and single photon emission computerized tomography. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 4: 235-40. PMID 6609930 DOI: 10.1038/jcbfm.1984.32  0.338
1984 Mickey B, Vorstrup S, Voldby B, Lindewald H, Harmsen A, Lassen NA. Serial measurement of regional cerebral blood flow in patients with SAH using 133Xe inhalation and emission computerized tomography. Journal of Neurosurgery. 60: 916-22. PMID 6609228 DOI: 10.3171/jns.1984.60.5.0916  0.418
1984 Vorstrup S, Engell HC, Lindewald H, Lassen NA. Hemodynamically significant stenosis of the internal carotid artery treated with endarterectomy. Case report. Journal of Neurosurgery. 60: 1070-5. PMID 6609227 DOI: 10.3171/jns.1984.60.5.1070  0.388
1984 Lassen NA. Cerebral transit of an intravascular tracer may allow measurement of regional blood volume but not regional blood flow. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 4: 633-4. PMID 6501448 DOI: 10.1038/jcbfm.1984.90  0.439
1984 Lassen NA. Cerebral blood flow tomography by SPECT in cerebrovascular diseases. Annales De Radiologie. 27: 712-6. PMID 6335638  0.432
1984 Henriksen O, Kastrup J, Parving HH, Lassen NA. Loss of autoregulation of blood flow in subcutaneous tissue in juvenile diabetes. Journal of Cardiovascular Pharmacology. 6: S666-70. PMID 6083409 DOI: 10.1097/00005344-198406004-00013  0.302
1983 Lauritzen M, Skyhøj Olsen T, Lassen NA, Paulson OB. Changes in regional cerebral blood flow during the course of classic migraine attacks. Annals of Neurology. 13: 633-41. PMID 6881926 DOI: 10.1002/Ana.410130609  0.576
1983 Olsen TS, Larsen B, Herning M, Skriver EB, Lassen NA. Blood flow and vascular reactivity in collaterally perfused brain tissue. Evidence of an ischemic penumbra in patients with acute stroke. Stroke; a Journal of Cerebral Circulation. 14: 332-41. PMID 6658900 DOI: 10.1161/01.STR.14.3.332  0.337
1983 Vorstrup S, Hemmingsen R, Henriksen L, Lindewald H, Engell HC, Lassen NA. Regional cerebral blood flow in patients with transient ischemic attacks studied by Xenon-133 inhalation and emission tomography. Stroke; a Journal of Cerebral Circulation. 14: 903-10. PMID 6606872 DOI: 10.1161/01.STR.14.6.903  0.396
1983 Lassen NA. Cerebral blood flow imaging using single photon emitting radioisotopes. European Journal of Radiology. 3: 294-8. PMID 6605249  0.383
1983 Lassen NA. Regional cerebral blood flow in cerebrovascular disease by SPECT (single photon emission computerized tomography). Journal of Neuroradiology. Journal De Neuroradiologie. 10: 181-4. PMID 6603500  0.378
1983 Lassen NA, Henriksen L, Holm S, Barry DI, Paulson OB, Vorstrup S, Rapin JR, Le Poncin-Lafitte M, Moretti JL, Askienazy S, Raynaud C. Cerebral blood flow tomography by SPECT (single photon emission computerized tomography): Xenon-133 compared to isopropyl-amphetamine-iodine-123. Annales De Radiologie. 26: 53-8. PMID 6603190  0.534
1983 Lassen NA, Henriksen L, Holm S, Barry DI, Paulson OB, Vorstrup S, Rapin J, le Poncin-Lafitte M, Moretti JL, Askienazy S, Raynaud C. Cerebral blood-flow tomography: xenon-133 compared with isopropyl-amphetamine-iodine-123: concise communication. Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine. 24: 17-21. PMID 6600275  0.556
1983 Lauritzen M, Olsen TS, Lassen NA, Paulson OB. Regulation of regional cerebral blood flow during and between migraine attacks. Annals of Neurology. 14: 569-72. PMID 6418059 DOI: 10.1002/Ana.410140512  0.609
1982 Ingvar DH, Lassen NA. Atraumatic two-dimensional rCBF measurements using stationary detectors and inhalation or intravenous administration of 133-xenon. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 2: 271-4. PMID 7096455 DOI: 10.1038/jcbfm.1982.29  0.43
1982 Olsen TS, Lassen NA. Dynamic changes of regional cerebral blood flow in the acute state of cerebral infarction: therapeutical consequences. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 2: S35-7. PMID 7085795  0.412
1982 Lassen NA. Measurement of cerebral blood flow and metabolism in man. Clinical Science (London, England : 1979). 62: 567-72. PMID 7044651 DOI: 10.1042/cs0620567  0.424
1982 Vorstrup S, Lassen NA. Tomographic studies of cerebral blood flow by Xenon-133 inhalation in patients with transitory ischemic attacks. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 2: S38-41. PMID 6979548  0.452
1982 Bjerre-Jepsen K, Faris I, Henriksen O, Lassen NA. Subcutaneous blood flow over 24-hour periods in patients with severe leg ischaemia. Clinical Physiology (Oxford, England). 2: 357-62. PMID 6890423 DOI: 10.1111/j.1475-097X.1982.tb00041.x  0.377
1981 Skyhøj Olsen T, Larsen B, Bech Skriver E, Enevoldsen E, Lassen NA. Focal cerebral ischemia measured by the intra-arterial 133xenon method. Limitations of 2-dimensional blood flow measurements. Stroke; a Journal of Cerebral Circulation. 12: 736-44. PMID 7303063 DOI: 10.1161/01.STR.12.6.736  0.377
1981 Henriksen L, Paulson OB, Lassen NA. Visual cortex activation recorded by dynamic emission computed tomography of inhaled xenon 133. European Journal of Nuclear Medicine. 6: 487-9. PMID 7035178 DOI: 10.1007/Bf00255880  0.519
1981 Lauritzen M, Henriksen L, Lassen NA. Regional cerebral blood flow during rest and skilled hand movements by xenon-133 inhalation and emission computerized tomography. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 1: 385-7. PMID 6976975 DOI: 10.1038/jcbfm.1981.42  0.319
1981 Lassen NA. Regional cerebral blood flow measurements in stroke: the necessity of a tomographic approach. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 1: 141-2. PMID 6976974 DOI: 10.1038/jcbfm.1981.16  0.392
1981 Lassen NA, Henriksen L, Paulson OB. Regional cerebral blood flow by radioxenon-113 inhalation and dynamic emission tomography. Progress in Nuclear Medicine. 7: 110-7. PMID 6976590  0.547
1981 Olsen TS, Larsen B, Skriver EB, Herning M, Enevoldsen E, Lassen NA. Focal cerebral hyperemia in acute stroke. Incidence, pathophysiology and clinical significance. Stroke; a Journal of Cerebral Circulation. 12: 598-607. PMID 6975512 DOI: 10.1161/01.STR.12.5.598  0.382
1981 Celsis P, Goldman T, Henriksen L, Lassen NA. A method for calculating regional cerebral blood flow from emission computed tomography of inert gas concentrations. Journal of Computer Assisted Tomography. 5: 641-5. PMID 6975286 DOI: 10.1097/00004728-198110000-00006  0.395
1981 Lassen NA. Regional activation of brain cortex in man revealed by 133Xe inhalation flow tomography. European Neurology. 20: 291-3. PMID 6973470 DOI: 10.1159/000115249  0.333
1981 Lassen NA, Henriksen L, Paulson O. Regional cerebral blood flow in stroke by 133Xenon inhalation and emission tomography. Stroke; a Journal of Cerebral Circulation. 12: 284-8. PMID 6972635 DOI: 10.1161/01.Str.12.3.284  0.591
1980 Lassen NA, Larsen B. Cortical activity in the left and right hemispheres during language-related brain functions. Phonetica. 37: 27-37. PMID 7413767 DOI: 10.1159/000259981  0.323
1980 Lassen NA. Regional cerebral blood flow measured with xenon-133 inhalation using emission tomography. Revue D'ã©Lectroencã©Phalographie Et De Neurophysiologie Clinique. 10: 407-11. PMID 6975490 DOI: 10.1016/S0370-4475(80)80040-2  0.424
1980 Lassen NA. Regional cerebral blod flow studied by xenon-133. Intra-arterial injection studies and inhalation studies using emission tomography. Bulletin Der Schweizerischen Akademie Der Medizinischen Wissenschaften. 36: 93-100. PMID 6968606  0.376
1980 Foit A, Larsen B, Hattori S, Skinhøj E, Lassen NA. Cortical activation during somatosensory stimulation and voluntary movement in man: a regional cerebral blood flow study. Electroencephalography and Clinical Neurophysiology. 50: 426-36. PMID 6160984 DOI: 10.1016/0013-4694(80)90008-5  0.382
1979 Larsen B, Lassen NA. Regulation of cerebral blood flow in health and disease. Advances in Neurology. 25: 7-22. PMID 41415  0.368
1979 Lou HC, Lassen NA, Tweed WA, Johnson G, Jones M, Palahniuk RJ. Pressure passive cerebral blood flow and breakdown of the blood-brain barrier in experimental fetal asphyxia. Acta Paediatrica Scandinavica. 68: 57-63. PMID 31759 DOI: 10.1111/j.1651-2227.1979.tb04430.x  0.398
1978 Lassen NA. Cerebral blood flow in cerebral ischemia. A review (with 1 color plate). European Neurology. 17: 4-8. PMID 753636 DOI: 10.1159/000114980  0.363
1978 Lassen NA, Ingvar DH, Skinhøj E. Brain function and blood flow. Scientific American. 239: 62-71. PMID 705327 DOI: 10.1038/scientificamerican1078-62  0.612
1978 Ingvar DH, Lassen NA. [Mapping the function of the cerebral cortex by regional blood flow measurement]. Lã¤Kartidningen. 75: 3439-47. PMID 703428  0.615
1978 Soh K, Larsen B, Skinhøj E, Lassen NA. Regional cerebral blood flow in aphasia. Archives of Neurology. 35: 625-32. PMID 697602 DOI: 10.1001/archneur.1978.00500340001001  0.346
1978 Larsen B, Skinhøj E, Lassen NA. Variations in regional cortical blood flow in the right and left hemispheres during automatic speech. Brain : a Journal of Neurology. 101: 193-209. PMID 667597 DOI: 10.1093/brain/101.2.193  0.319
1978 Ingvar DH, Lassen NA. Cerebral function, metabolism and blood flow. News and trends from the VIIIth international CBF symposium in Copenhagen, June 1977. Acta Neurologica Scandinavica. 57: 262-9. PMID 665148 DOI: 10.1111/j.1600-0404.1978.tb05874.x  0.623
1978 Lou HC, Lassen NA, Fris-Hansen B. Decreased cerebral blood flow after administration of sodium bicarbonate in the distressed newborn infant. Acta Neurologica Scandinavica. 57: 239-47. PMID 665145 DOI: 10.1111/j.1600-0404.1978.tb05871.x  0.433
1978 Lassen NA. Cerebral circulation and anaesthesia. Acta Anaesthesiologica Scandinavica. Supplementum. 70: 53-5. PMID 283671  0.371
1978 Astrup J, Heuser D, Lassen NA, Nilsson B, Norberg K, Siesjö BK. Evidence against H+ and K+ as main factors for the control of cerebral blood flow: a microelectrode study. Ciba Foundation Symposium. 313-37. PMID 27341 DOI: 10.1002/9780470720370.ch16  0.337
1977 Lou HC, Lassen NA, Friis-Hansen B. Low cerebral blood flow in hypotensive perinatal distress. Acta Neurologica Scandinavica. 56: 343-52. PMID 920113 DOI: 10.1111/j.1600-0404.1977.tb01441.x  0.452
1977 Skinhoj E, Larsen B, Lassen NA. [The neuropsychological activity of the brain as revealed by measurement of regional cerebral blood flow (rCBF)]. Ugeskrift For Laeger. 139: 1985-91. PMID 906114  0.468
1977 Lassen NA, Paulson OB. [Physiopathology of cerebral apoplexy as illustrated by changes in regional cerebral blood flow]. Ugeskrift For Laeger. 139: 1221-6. PMID 867554  0.63
1977 Paulson OB, Hertz MM, Bolwig TG, Lassen NA. Filtration and diffusion of water across the blood-brain barrier in man. Microvascular Research. 13: 113-24. PMID 859448 DOI: 10.1016/0026-2862(77)90120-0  0.424
1977 Lassen NA, Krähenbühl B, Hirai M. Occlusion cuff for routine measurement of digital blood pressure and blood flow. The American Journal of Physiology. 232: H338-40. PMID 842691 DOI: 10.1152/ajpheart.1977.232.3.H338  0.354
1977 Hachinski VC, Olesen J, Norris JW, Larsen B, Enevoldsen E, Lassen NA. Cerebral hemodynamics in migraine. The Canadian Journal of Neurological Sciences. Le Journal Canadien Des Sciences Neurologiques. 4: 245-9. PMID 597797 DOI: 10.1017/S0317167100025063  0.65
1977 Lassen NA. Cerebral ischaemia. Intensive Care Medicine. 3: 251-2. PMID 591674 DOI: 10.1007/BF01641115  0.357
1977 Ingvar DH, Lassen NA. Measurement of regional cerebral blood flow. International Journal of Neurology. 11: 107-17. PMID 591182  0.663
1977 Hougaard K, Larsen B, Skinhoj E, Lassen NA. Focal cortical epilepsy, variability of interictal state studied by regional cerebral blood flow. Acta Neurologica Scandinavica. Supplementum. 64: 234-5, 285. PMID 409064  0.386
1977 Roland PE, Skinhoj E, Larsen B, Lassen NA. The role of different cortical areas in the organization of voluntary movements in man. A regional cerebral blood flow study. Acta Neurologica Scandinavica. Supplementum. 64: 542-3, 277-9. PMID 268906  0.384
1977 Roland PE, Larsen B, Skinhoj E, Lassen NA. Regional cerebral blood flow increase due to treatment of somatosensory and auditive information in man. Acta Neurologica Scandinavica. Supplementum. 64: 540-1, 276. PMID 268905  0.424
1977 Endo H, Larsen B, Lassen NA. Regional cerebral blood flow alterations remote from the site of intracranial tumors. Acta Neurologica Scandinavica. Supplementum. 64: 524-5, 287. PMID 268898  0.381
1977 Paulson OB, Hertz MM, Bolwig TG, Lassen NA. Water filtration and diffusion across the blood brain barrier in man. Acta Neurologica Scandinavica. Supplementum. 64: 492-3. PMID 268887  0.451
1977 Lou HC, Lassen NA, Friis-Hansen B. Low cerebral blood flow in the hypotensive distressed newborn. Acta Neurologica Scandinavica. Supplementum. 64: 428-9. PMID 268861  0.456
1977 Lassen NA, Roland PE, Larsen B, Melamed E, Soh K. Mapping of human cerebral functions: a study of the regional cerebral blood flow pattern during rest, its reproducibility and the activations seen during basic sensory and motor functions. Acta Neurologica Scandinavica. Supplementum. 64: 262-3, 274-5. PMID 268805  0.355
1977 Heuser D, Astrup J, Lassen NA, Nilsson B, Norberg K, Siesjö BK. Are H+ and K+ factors for the adjustment of cerebral blood flow to changes in functional state: a microelectrode study. Acta Neurologica Scandinavica. Supplementum. 64: 216-7. PMID 19912  0.32
1976 Hougaard K, Oikawa T, Sveinsdottir E, Skinoj E, Ingvar DH, Lassen NA. Regional cerebral blood flow in focal cortical epilepsy. Archives of Neurology. 33: 527-35. PMID 821457 DOI: 10.1001/archneur.1976.00500080005002  0.568
1976 Lassen NA. Methods for measurement of cerebral blood flow in man. Medical Progress Through Technology. 3: 149-60. PMID 778575  0.431
1976 Oikawa T, Kanaya H, Lassen NA. [A study on regional cerebral blood flow in patients with focal cortical epilepsy (author's transl)]. Neurologia Medico-Chirurgica. 16: 265-71. PMID 62306 DOI: 10.2176/nmc.16pt2.265  0.402
1976 Lassen NA, Christensen MS. Physiology of cerebral blood flow. British Journal of Anaesthesia. 48: 719-34. PMID 7284 DOI: 10.1093/bja/48.8.719  0.465
1975 Lassen NA, Harper AM. Letter: High-altitude cerebral oedema. Lancet. 2: 1154. PMID 53645 DOI: 10.1016/S0140-6736(75)91053-3  0.303
1975 Lassen NA, Skinhoj E. Regional cerebral circulation in man and its regulation. Modern Trends in Neurology. 6: 59-81. PMID 608  0.336
1974 Sorensen SC, Lassen NA, Severinghaus JW, Coudert J, Zamora MP. Cerebral glucose metabolism and cerebral blood flow in high-altitude residents. Journal of Applied Physiology. 37: 305-10. PMID 4412370 DOI: 10.1152/jappl.1974.37.3.305  0.406
1974 Hachinski VC, Lassen NA, Marshall J. Multi-infarct dementia. A cause of mental deterioration in the elderly. Lancet. 2: 207-10. PMID 4135618 DOI: 10.1016/S0140-6736(74)91496-2  0.333
1973 Lassen NA, Ingvar DH. [Regional blood supply of the brain and its disorders]. Verhandlungen Der Deutschen Gesellschaft Fã¼R Kreislaufforschung. 39: 10-22. PMID 4785911  0.54
1973 Ingvar DH, Lassen NA. Cerebral complications following measurements of regional cerebral blood flow (rCBF) with the intra-arterial 133Xenon injection method. Stroke; a Journal of Cerebral Circulation. 4: 658-65. PMID 4723695 DOI: 10.1161/01.STR.4.4.658  0.655
1973 Christensen MS, Paulson OB, Olesen J, Alexander SC, Skinhoj E, Dam WH, Lassen NA. Cerebral apoplexy (stroke) treated with or without prolonged artificial hyperventilation. 1. Cerebral circulation, clinical course, and cause of death. Stroke; a Journal of Cerebral Circulation. 4: 568-631. PMID 4723691 DOI: 10.1161/01.Str.4.4.568  0.606
1973 Strandgaard S, Olesen J, Skinhoj E, Lassen NA. Autoregulation of brain circulation in severe arterial hypertension. British Medical Journal. 1: 507-10. PMID 4692673 DOI: 10.1136/Bmj.1.5852.507  0.522
1972 Wahl M, Kuschinsky W, Bosse O, Olesen J, Lassen NA, Ingvar DH, Michaelis J, Thurau K. Effect of 1-norepinephrine on the diameter of pial arterioles and arteries in the cat. Circulation Research. 31: 248-56. PMID 5049740  0.545
1972 Heilbrun MP, Olesen J, Lassen NA. Regional cerebral blood flow studies in subarachnoid hemorrhage. Journal of Neurosurgery. 37: 36-44. PMID 5037045 DOI: 10.1159/000114543  0.579
1972 Ingvar DH, Lassen NA. [Brain blood flow and its regulation]. Actualitã©S Neurophysiologiques. 9: 165-90. PMID 4679556  0.612
1972 Lassen NA, Ingvar DH. Radioisotopic assessment of regional cerebral blood flow. Progress in Nuclear Medicine. 1: 376-409. PMID 4567822  0.654
1971 Simard D, Olesen J, Paulson OB, Lassen NA, Skinhoj E. Regional cerebral blood flow and its regulation in dementia. Brain : a Journal of Neurology. 94: 273-88. PMID 5571043 DOI: 10.1093/Brain/94.2.273  0.667
1971 Olesen J, Paulson OB, Lassen NA. Regional cerebral blood flow in man determined by the initial slope of the clearance of intra-arterially injected 133Xe. Stroke; a Journal of Cerebral Circulation. 2: 519-40. PMID 5164581 DOI: 10.1161/01.Str.2.6.519  0.648
1971 Wahl M, Kuschinsky W, Bosse O, Olesen J, Lassen NA, Ingvar DH, Thurau K. Adrenergic control of cerebral vascular resistance. A micropuncture study. European Neurology. 6: 185-9. PMID 5153422  0.573
1971 Lassen NA, Trap-Jensen J, Alexander SC, Olesen J, Paulson OB. Blood-brain barrier studies in man using the double-indicator method. The American Journal of Physiology. 220: 1627-33. PMID 4996636 DOI: 10.1152/Ajplegacy.1971.220.6.1627  0.617
1971 Sveinsdottir E, Torlöf P, Risberg J, Ingvar DH, Lassen NA. Monitoring regional cerebral blood flow in normal man with a computer-controlled 32-dector system. European Neurology. 6: 228-33. PMID 4949206 DOI: 10.1159/000114498  0.653
1970 Ingvar DH, Lassen NA. Cerebral blood flow and cerebral metabolism. Triangle; the Sandoz Journal of Medical Science. 9: 234-43. PMID 5521220  0.647
1970 Wahl M, Deetjen P, Thurau K, Ingvar DH, Lassen NA. Micropuncture evaluation of the importance of perivascular pH for the arteriolar diameter on the brain surface. Pflã¼Gers Archiv : European Journal of Physiology. 316: 152-63. PMID 5461680 DOI: 10.1007/BF00586483  0.451
1969 Lassen NA, Ingvar D, Wahl M, Deetjen P, Thurau K. Influence of extracellular pH on the regulation of cerebral blood flow. Pflã¼Gers Archiv : European Journal of Physiology. 312: R33. PMID 5390239  0.605
1968 Lassen N, Ingvar D. [Modern knowledge on cerebrovascular circulation (physiopathology)]. Revista Clã­Nica Espaã±Ola. 109: 471-4. PMID 5719723  0.426
1968 Hadjidimos AA, Oeconomos DS, Lassen NA, Ingvar DH. [Regional cerebral blood supply and its clinical aspects]. Revue Neurologique. 119: 211-26. PMID 5702874  0.599
1968 Lassen N, Ingvar D. [Current information on the physiopathology of cerebral circulation]. Les Cahiers Du Collã¨Ge De Mã©Decine Des Hã´Pitaux De Paris. 9: 683-6. PMID 5683893  0.509
1968 Lassen N, Ingvar D. [Recent studies of cerebral circulation. (Physiopathology). Notes collected during round-table discussions]. Minerva Medica. 59: 5188-92. PMID 4885633  0.552
1967 Loken MK, Pierce R, Resch J, Lassen N, Ingvar D. Regional circulation in the brain using a scintillation (Anger) camera. Minnesota Medicine. 50: 497-503. PMID 6042272  0.505
1967 Lassen N, Kak V, Taylor A. BLOOD-FLOW IN SUBARACHNOID HÆMORRHAGE The Lancet. 289: 1061. DOI: 10.1016/S0140-6736(67)91580-2  0.493
1966 Betz E, Ingvar DH, Lassen NA, Schmahl FW. Regional blood flow in the cerebral cortex, measured simultaneously by heat and inert gas clearance. Acta Physiologica Scandinavica. 67: 1-9. PMID 5963297 DOI: 10.1111/j.1748-1716.1966.tb03280.x  0.596
1966 Cronqvist S, Ingvar DH, Lassen NA. Quantitative measurements of regional cerebral blood flow related to neuroradiological findings. Acta Radiologica: Diagnosis. 5: 760-6. PMID 5955922 DOI: 10.1177/02841851660050P216  0.659
1965 INGVAR DH, LASSEN NA. METHODS FOR CEREBRAL BLOODFLOW MEASUREMENTS IN MAN. British Journal of Anaesthesia. 37: 216-24. PMID 14293415 DOI: 10.1093/bja/37.4.216  0.544
1965 HAEGGENDAL E, INGVAR DH, LASSEN NA, NILSSON NJ, NORLEN G, WICKBOM I, ZWETNOW N. PRE- AND POSTOPERATIVE MEASUREMENTS OF REGIONAL CEREBRAL BLOOD FLOW IN THREE CASES OF INTRACRANIAL ARTERIOVENOUS ANEURYSMS. Journal of Neurosurgery. 22: 1-6. PMID 14286332 DOI: 10.3171/jns.1965.22.1.0001  0.628
1965 INGVAR DH, LASSEN NA. TREATMENT OF FOCAL CEREBRAL ISCHEMIA WITH HYPERBARIC OXYGEN. REPORT OF 4 CASES. Acta Neurologica Scandinavica. 41: 92-5. PMID 14274097 DOI: 10.1111/j.1600-0404.1965.tb04282.x  0.513
1964 INGVAR DH, LASSEN NA. [TREATMENT OF FOCAL CEREBRAL ISCHEMIA WITH HYPERBARIC OXYGEN]. Nordisk Medicin. 72: 1352-7. PMID 14215609  0.526
1964 INGVAR DH, HAGGENDAL E, NILSSON NJ, SOURANDER P, WICKBOM I, LASSEN NA. CEREBRAL CIRCULATION AND METABOLISM IN A COMATOSE PATIENT; STUDIED WITH A NEW METHOD. Archives of Neurology. 11: 13-21. PMID 14147677 DOI: 10.1001/archneur.1964.00460190017002  0.513
1963 LASSEN NA, HOEDT-RASMUSSEN K, SORENSEN SC, SKINHOJ E, CRONQUIST S, BODFORSS B, INGVAR DH. REGIONAL CEREBRAL BLOOD FLOW IN MAN DETERMINED BY KRYPTON. Neurology. 13: 719-27. PMID 14064304 DOI: 10.1212/WNL.13.9.719  0.667
1961 Ingvar D, Lassen N. QUANTITATIVE DETERMINATION OF REGIONAL CEREBRAL BLOOD-FLOW IN MAN The Lancet. 278: 806-807. DOI: 10.1016/S0140-6736(61)91092-3  0.562
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