Implanted cardiac pacemakers; clinical experience and evaluation.
D000368:Aged; D001145:Arrhythmias, Cardiac / Q000628:therapy*; D001919:Bradycardia / Q000628:therapy; D004567:Electrodes, Implanted; D004699:Endocardium; D005260:Female; D006325:Heart Atria; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000009:adverse effects; D013610:Tachycardia / Q000628:therapy