title: Health information exchange reduces use of repeated diagnostic imaging for back pain.
mesh_terms: D001416:Back Pain / Q000175:diagnosis*; D003952:Diagnostic Imaging / Q000379:methods*; D004636:Emergency Service, Hospital / Q000458:organization & administration / Q000592:standards; D066275:Health Information Exchange; D006801:Humans; D019564:Unnecessary Procedures / Q000706:statistics & numerical data