The use of an implanted demand pacemaker in bradyarrhythmias.
D000219:Adams-Stokes Syndrome / Q000150:complications; D000368:Aged; D001919:Bradycardia / Q000401:mortality / Q000628:therapy*; D003327:Coronary Disease / Q000150:complications; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000150:complications*; D006333:Heart Failure / Q000150:complications; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000401:mortality