title: To the editor.
authors.forename: Jeffrey S
authors.initials: JS
authors.lastname: Oppenheim
mesh_terms: D004305:Dose-Response Relationship, Drug; D004334:Drug Administration Schedule; D005260:Female; D006801:Humans; D007278:Injections, Spinal; D008012:Lidocaine / Q000627:therapeutic use*; D017116:Low Back Pain / Q000175:diagnosis / Q000188:drug therapy*; D008297:Male; D010147:Pain Measurement; D010148:Intractable Pain / Q000175:diagnosis / Q000188:drug therapy*; D010349:Patient Compliance; D011379:Prognosis; D016032:Randomized Controlled Trials as Topic; D018570:Risk Assessment; D016896:Treatment Outcome
chemical_list: D008012:Lidocaine