Role of radiology in obstetrics.
D005260:Female; D005333:Fetus / Q000000981:diagnostic imaging*; D009774:Obstetrics; D010387:Pelvimetry; D010920:Placenta / Q000000981:diagnostic imaging*; D011247:Pregnancy; D011859:Radiography; D011871:Radiology
FETUS/radiography; PELVIMETRY; PLACENTA/radiography