Types of pacemakers and their complications.
D000328:Adult; D000787:Angina Pectoris / Q000150:complications; D002648:Child; D004562:Electrocardiography; D004566:Electrodes; D006325:Heart Atria; D006333:Heart Failure / Q000150:complications; D006352:Heart Ventricles; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects / Q000295:instrumentation; D011674:Pulse