Follow-up of implanted pacemakers.
D003153:Community Health Services; D003201:Computers; D003951:Diagnostic Errors; D005500:Follow-Up Studies; D006801:Humans; D008991:Monitoring, Physiologic; D009515:New Jersey; D010138:Pacemaker, Artificial / Q000009:adverse effects / Q000592:standards*; D013689:Telephone; D013997:Time Factors