William Stewart
Halsted

Johns Hopkins Medical School










Friedrich
Goltz

Kaiser-Wilhelms-Universität Straßburg


Rudolf Ludwig Karl
Virchow

Universität Berlin


Robert
Koch

Universität Berlin (ID Tree)




Santiago
Ramon Y Cajal

Madrid University


Pio
del Rio-Hortega

Madrid University


Carl
Wernicke

University of Breslau


Otfrid
Foerster

University of Breslau








Carl Emil
Seashore

University of Iowa


Lee Edward
Travis

University of Iowa


Herbert Henri
Jasper

Université de Montréal

Frank
Morrell

Rush
(Options)

Frank MorrellX