title: [Natural childbirth studied with modern technology].
mesh_terms: D000773:Anesthesia, Obstetrical; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D009034:Mother-Child Relations; D007744:Obstetric Labor Complications / Q000517:prevention & control; D011187:Posture; D011247:Pregnancy; D012386:Rooming-in Care
vernacular_title: El parto natural estudiado con tecnología moderna.