title: Halothane depression of A-V conduction studied by electrograms of the bundle of His in dogs.
mesh_terms: D000769:Anesthesia, Inhalation; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D006328:Cardiac Catheterization; D004285:Dogs; D004562:Electrocardiography; D006221:Halothane / Q000494:pharmacology*; D006325:Heart Atria; D006327:Heart Block / Q000139:chemically induced; D006329:Heart Conduction System / Q000187:drug effects*; D011433:Propranolol / Q000494:pharmacology
chemical_list: D001285:Atropine; D011433:Propranolol; D006221:Halothane