[The 75th birthday of Helmut Kraatz, Chief Editor of Zentralblatt für Gynekologie].
D005859:Germany, East; D006176:Gynecology / Q000266:history; D049673:History, 20th Century; D010506:Periodicals as Topic / Q000266:history
Velkému priteli Ceskoslovenské gynekologie, séfredaktorovi casopisu Zentralblatt für Gynaekologie Helmutu Kraatzovi k 75. narozeninám.