| Institution: | 2. Cardiac Arrhythmia Service, Massachusetts General Hospital, Boston, Massachusetts;3. Al-Sabah Arrhythmia Institute, Mount Sinai St. Lukes Roosevelt Hospital, New York, New York;4. Heart Failure and Cardiac Transplantation Unit, Massachusetts General Hospital, Boston Massachusetts;5. Cardiac Ultrasound Laboratory, Massachusetts General Hospital, Boston, Massachusetts;2. Division of Clinical Epidemiology, Department of Medicine, McGill University, Montreal, Quebec, Canada;3. Center for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, Montreal, Quebec, Canada;4. Division of Cardiology, Hôpital Sacré-Coeur de Montréal, Montreal, Quebec, Canada;2. Insituto Cardiovascular de Buenos Aires Buenos Aires, Argentina;3. Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona, Barcelona, Spain;4. Hospital de la Santa Creu i Sant Pau, Cardiovascular Research Center, CSIC-ICCC, Barcelona, Spain;2. Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, Michigan |
