title: Posteroanterior vs. anteroposterior lumbar spine radiology.
authors.forename: T R
authors.initials: TR
authors.lastname: Yochum
mesh_terms: D001416:Back Pain / Q000175:diagnosis; D002684:Chiropractic; D006801:Humans; D007085:Ilium / Q000000981:diagnostic imaging; D008161:Lumbosacral Region / Q000000981:diagnostic imaging*; D011859:Radiography