title: A double-blind trial of 5 per cent lignocaine solution.
mesh_terms: D000766:Anesthesia, Dental; D000772:Anesthesia, Local; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D006801:Humans; D008012:Lidocaine; D008340:Mandibular Nerve; D009407:Nerve Block
chemical_list: D008012:Lidocaine