title: Functional characterization of atrial pacemaker activity.
mesh_terms: D000818:Animals; D016275:Atrial Function; D001285:Atropine / Q000494:pharmacology; D004285:Dogs; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000502:physiology*; D006325:Heart Atria / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D007545:Isoproterenol / Q000494:pharmacology; D008297:Male; D011433:Propranolol / Q000494:pharmacology; D012849:Sinoatrial Node / Q000502:physiology
chemical_list: D001285:Atropine; D011433:Propranolol; D007545:Isoproterenol