To pace or not to pace?
D000368:Aged; D002304:Cardiac Pacing, Artificial; D017115:Catheter Ablation / Q000009:adverse effects; D015716:Electrocardiography, Ambulatory; D005260:Female; D006327:Heart Block / Q000209:etiology / Q000628:therapy*; D006801:Humans; D013611:Tachycardia, Atrioventricular Nodal Reentry / Q000601:surgery; D013614:Tachycardia, Paroxysmal / Q000601:surgery*; D013617:Tachycardia, Supraventricular / Q000601:surgery*