[In memoriam Karl Günther Ober (24.8.1915-27.2.1999)].
Frobenius
W
W
D005307:Fertilization in Vitro; D005858:Germany; D006176:Gynecology / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009774:Obstetrics / Q000266:history