title: [Active management of pregnant patients and natural childbirth. Part I. Psychoprophylactic delivery without pain and related matters - review of historical literature].
mesh_terms: D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D009321:Natural Childbirth; D010146:Pain; D011247:Pregnancy; D011295:Prenatal Care