title: Letter: Incorrect references.
mesh_terms: D004338:Drug Combinations; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage*; D011343:Procaine / Q000008:administration & dosage*; D014221:Triamcinolone / Q000008:administration & dosage*
chemical_list: D004338:Drug Combinations; D014221:Triamcinolone; D011343:Procaine; D008012:Lidocaine