title: The third decade of cardiac pacing. Multiprogrammable pulse generators.
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000009:adverse effects / Q000191:economics / Q000379:methods; D003365:Costs and Cost Analysis; D006801:Humans; D010138:Pacemaker, Artificial / Q000639:trends; D013610:Tachycardia / Q000628:therapy