title: Radiology in low back pain and sciatica. An analysis of the relative efficacy of spinal venography, discography and epidurography in patients with a negative or equivocal myelogram.
mesh_terms: D001416:Back Pain / Q000000981:diagnostic imaging*; D002404:Catheterization; D003951:Diagnostic Errors; D006801:Humans; D007403:Intervertebral Disc / Q000000981:diagnostic imaging; D008722:Methods; D009192:Myelography; D010690:Phlebography / Q000009:adverse effects; D011859:Radiography / Q000009:adverse effects; D012585:Sciatica / Q000000981:diagnostic imaging*; D013131:Spine / Q000098:blood supply / Q000000981:diagnostic imaging