title: Bioelectrical energy sources for cardiac pacemakers.
mesh_terms: D000497:Alloys; D000535:Aluminum; D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D004285:Dogs; D004560:Electricity; D004562:Electrocardiography; D004567:Electrodes, Implanted; D006327:Heart Block / Q000628:therapy; D008274:Magnesium; D010138:Pacemaker, Artificial / Q000009:adverse effects / Q000295:instrumentation*; D010984:Platinum; D012867:Skin / Q000473:pathology; D013997:Time Factors; D015032:Zinc
chemical_list: D000497:Alloys; D010984:Platinum; D000535:Aluminum; D008274:Magnesium; D015032:Zinc