The radiology of cardiac pacemakers.
D006321:Heart / Q000000981:diagnostic imaging*; D006327:Heart Block / Q000000981:diagnostic imaging* / Q000209:etiology; D006335:Heart Injuries / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects; D011182:Postoperative Care; D011859:Radiography