title: Obstetric malpresentations: twenty years' experience.
mesh_terms: D000757:Anencephaly / Q000209:etiology*; D002508:Cephalometry; D002585:Cesarean Section; D005113:Extraction, Obstetrical; D005260:Female; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007746:Labor Presentation / Q000145:classification*; D008428:Maternal Mortality; D007744:Obstetric Labor Complications; D007752:Obstetric Labor, Premature / Q000209:etiology*; D010298:Parity; D010387:Pelvimetry; D010388:Pelvis / Q000000981:diagnostic imaging; D011247:Pregnancy; D011859:Radiography