On low back pain.
Enzmann
D R
DR
Department of Radiology, Stanford University Medical Center, CA 90305-5105.
D003695:Delivery of Health Care; D015276:Health Care Rationing; D006801:Humans; D017116:Low Back Pain / Q000000981:diagnostic imaging / Q000628:therapy; D011785:Quality Assurance, Health Care; D011859:Radiography; D014481:United States