title: Atrioventricular block and preexcitation in hypertrophic cardiomyopathy.
mesh_terms: D000368:Aged; D002304:Cardiac Pacing, Artificial; D002312:Cardiomyopathy, Hypertrophic / Q000150:complications*; D004562:Electrocardiography; D004594:Electrophysiology; D006327:Heart Block / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010869:Pindolol / Q000627:therapeutic use; D014927:Wolff-Parkinson-White Syndrome / Q000150:complications / Q000209:etiology
chemical_list: D010869:Pindolol