title: The utilization of X-ray pelvimetry in the United States.
mesh_terms: D005260:Female; D006801:Humans; D010387:Pelvimetry / Q000379:methods / Q000706:statistics & numerical data*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000000981:diagnostic imaging*; D011859:Radiography; D014481:United States