[Proceedings: Use of pacemaker in 4 cases of brady-arrhythmia].
D000368:Aged; D001146:Arrhythmia, Sinus / Q000628:therapy*; D001919:Bradycardia / Q000628:therapy*; D006327:Heart Block / Q000628:therapy*; D006801:Humans; D010138:Pacemaker, Artificial