title: [Gynecology and obstetrics in the last fifty years; comparative analysis. 1952].
authors.forename: Edgard A
authors.initials: EA
authors.lastname: Schumann
authors.forename: Luis
authors.initials: L
authors.lastname: Castelazo Ayala
mesh_terms: D006176:Gynecology / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D009774:Obstetrics / Q000266:history*; D014481:United States