title: [Electrophysiologic mechanisms and localization of lesions in a case of AV block below the bundle of His].
mesh_terms: D000368:Aged; D002036:Bundle of His / Q000503:physiopathology; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000503:physiopathology*; D004562:Electrocardiography; D004594:Electrophysiology; D006329:Heart Conduction System / Q000187:drug effects; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male
chemical_list: D007545:Isoproterenol
vernacular_title: Mecanismos electrofisiológicos y localización de lesiones en un caso de bloqueo AV infrahisiano.