[Double blind evaluation of 2 commercial brands of lidocaine in epidural block].
D000767:Anesthesia, Epidural; D002986:Clinical Trials as Topic; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage / Q000592:standards*; D011229:Preanesthetic Medication
D008012:Lidocaine
Valoracion doble ciega de dos marcas comerciales de lidocaina en el bloqueo peridural.