[The main trends of research in obstetrics in the 90s].
Kulakov
V I
VI
Golubev
V A
VA
D005260:Female; D006801:Humans; D009774:Obstetrics / Q000639:trends*; D011247:Pregnancy; D012106:Research / Q000639:trends
Osnovnye napravleniia nauchnykh issledovaniĭ po akusherstvu v 90-e gody.