Gridless (low radiation dose) pelvimetry.
D005260:Female; D005333:Fetus / Q000528:radiation effects; D006801:Humans; D010387:Pelvimetry / Q000295:instrumentation / Q000379:methods*; D010388:Pelvis / Q000000981:diagnostic imaging*; D011247:Pregnancy; D011829:Radiation Dosage; D011859:Radiography; D012867:Skin / Q000528:radiation effects