title: [Obstetric analgesia. Personal experience (current events on analgesia and anesthesia in labor).1956].
authors.forename: Ramiro
authors.initials: R
authors.lastname: Ornelas Ponce
mesh_terms: D016362:Analgesia, Obstetrical / Q000009:adverse effects / Q000266:history* / Q000379:methods; D000773:Anesthesia, Obstetrical / Q000009:adverse effects / Q000266:history* / Q000379:methods; D000779:Anesthetics, Local / Q000008:administration & dosage / Q000009:adverse effects; D005260:Female; D005333:Fetus / Q000187:drug effects; D049673:History, 20th Century; D006801:Humans; D007743:Labor, Obstetric / Q000187:drug effects; D011247:Pregnancy
chemical_list: D000779:Anesthetics, Local