1Poppone C, Rosanio S, Augello G, et al. Mortality, morbidity, and quality of life after eircumfential pulmonary vein ablation for atrial fibrination:outeomes from a controlled nonrandomized long - term study[J]. J Am Coll Cardiol,2003 ,42 ( 2 ) :185 - 197.
2Ozcan C, Jabangir A, Friedman PA, et al. Long - term survival after ablation of the atrioventricular node and implantation of a permanent pacemaker in patients with atrial fibrillation [ J ]. N Engl J Med, 2001,344(14) :1043 - 1051.