Comparison of asynchronous and demand pacing.
D000368:Aged; D001919:Bradycardia; D004558:Electric Stimulation / Q000295:instrumentation*; D004566:Electrodes; D005260:Female; D006327:Heart Block / Q000628:therapy*; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial / Q000295:instrumentation*; D013614:Tachycardia, Paroxysmal / Q000628:therapy*