Pelvic sonography: OB or not OB.
Duszak
Richard
R
West Reading Radiology Associates, Reading, PA 19612-6052, USA. rduszak@yahoo.com
D039702:Current Procedural Terminology; D005260:Female; D006801:Humans; D009774:Obstetrics / Q000191:economics*; D011247:Pregnancy; D011871:Radiology / Q000191:economics*; D016216:Ultrasonography, Prenatal / Q000145:classification* / Q000191:economics*; D014481:United States