title: Three-years' clinical experience with radioisotope powered cardiac pacemakers.
mesh_terms: D000328:Adult; D000497:Alloys; D001145:Arrhythmias, Cardiac / Q000628:therapy; D001274:Atmospheric Pressure; D002648:Child; D006327:Heart Block / Q000628:therapy; D006801:Humans; D010138:Pacemaker, Artificial; D011005:Plutonium; D012538:Scandium; D013696:Temperature
chemical_list: D000497:Alloys; D011005:Plutonium; D012538:Scandium