Media type: E-Article Title: Letter by MacDonald et al Regarding Article, "Catheter Ablation of Atrial Fibrillation" Contributor: MacDonald, Michael R.; McMurray, John J.V.; Petrie, Mark C. imprint: Ovid Technologies (Wolters Kluwer Health), 2013 Published in: Circulation Language: English DOI: 10.1161/circulationaha.112.137604 ISSN: 0009-7322; 1524-4539 Keywords: Physiology (medical) ; Cardiology and Cardiovascular Medicine Origination: Footnote: Access State: Open Access