[Approach to cephalopelvic disproportion (C.P.D.) by ultrasonic tomography].
D002585:Cesarean Section; D004420:Dystocia / Q000209:etiology*; D005113:Extraction, Obstetrical; D005260:Female; D005333:Fetus; D006801:Humans; D010387:Pelvimetry; D010388:Pelvis / Q000000981:diagnostic imaging; D011247:Pregnancy; D011859:Radiography; D014054:Tomography; D014465:Ultrasonics