title: [Achievements of Polish obstetricians in the 19th cent. in the vaginal delivery of the fetus].
mesh_terms: D036861:Delivery, Obstetric; D005260:Female; D049672:History, 19th Century; D006801:Humans; D009774:Obstetrics / Q000266:history* / Q000379:methods; D011044:Poland; D011247:Pregnancy
vernacular_title: Osiagniecia polskich połoźników XIX wieku w rozwiazaniach porodów droga pochwowa