title: Selective nerve root infiltration for the evaluation of sciatica.
mesh_terms: D001416:Back Pain / Q000601:surgery*; D006801:Humans; D007267:Injections; D008012:Lidocaine; D008722:Methods; D009339:Needles; D012585:Sciatica / Q000209:etiology; D013126:Spinal Nerve Roots
chemical_list: D008012:Lidocaine