Max Johann Sigismund
Schultze

Anatomical Institute, Bonn (Neurotree)


Ernst Heinrich
Haeckel

Universität Jena (Neurotree)


Oscar
Hertwig

Universität Berlin (Neurotree)


Giuseppe
Levi

University of Torino (Neurotree)



Abraham L.
Sonenshein

Tufts University Medical School
(Options)

Abraham SonensheinX