title: [20th Scientific Meeting of the Polish Gynecologic Society, Warsaw, 6-8 October 1977].
mesh_terms: D000328:Adult; D003226:Congresses as Topic; D005260:Female; D005831:Genital Diseases, Female / Q000601:surgery / Q000628:therapy*; D006176:Gynecology; D006801:Humans; D007231:Infant, Newborn; D011044:Poland; D011247:Pregnancy; D011248:Pregnancy Complications / Q000628:therapy; D012955:Societies, Medical
vernacular_title: XX Zjazd Naukowy Polskiego Towarzystwa Ginekologicznego. Warszawa, 6-8 października 1977 r.