[PRESENT STATUS OF THE OBSTETRICIAN. (OBSTETRICS YESTERDAY AND TODAY)].
D005260:Female; D006801:Humans; D009774:Obstetrics; D011247:Pregnancy; D013030:Spain
OBSTETRICS; SPAIN
POSICI'ON ACTUAL DEL TOC'OLOGO. (LA OBSTETRICIA DE AYER Y LA DE HOY)