title: Effect of clonidine on heart rate in dogs with acute or chronic heart block.
mesh_terms: D000758:Anesthesia; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D002698:Chloralose; D003000:Clonidine / Q000494:pharmacology*; D004285:Dogs; D004305:Dose-Response Relationship, Drug; D005260:Female; D006325:Heart Atria / Q000503:physiopathology; D006327:Heart Block / Q000503:physiopathology*; D006339:Heart Rate / Q000187:drug effects*; D008297:Male; D014628:Vagotomy; D014630:Vagus Nerve / Q000502:physiology
chemical_list: D002698:Chloralose; D001285:Atropine; D003000:Clonidine