title: Plain roentgenography for low-back pain. Finding needles in a haystack.
authors.affiliation: Northwest Health Services Research and Development Field Program, Seattle Veterans Administration Medical Center, WA 98108.
authors.forename: R A
authors.initials: RA
authors.lastname: Deyo
mesh_terms: D001416:Back Pain / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography