Long-term evaluation of the General Electric cardiac pacemaker.
D006328:Cardiac Catheterization; D006327:Heart Block / Q000209:etiology / Q000628:therapy; D006333:Heart Failure / Q000628:therapy; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects; D012871:Skin Diseases / Q000150:complications; D013997:Time Factors