Robert Pelvis: a rare pelvic contraction.
D000293:Adolescent; D002585:Cesarean Section; D005260:Female; D006801:Humans; D007744:Obstetric Labor Complications / Q000209:etiology*; D010384:Pelvic Bones / Q000002:abnormalities* / Q000000981:diagnostic imaging; D010387:Pelvimetry; D011247:Pregnancy; D011859:Radiography; D012446:Sacroiliac Joint / Q000002:abnormalities*