1. Cardiac Electrophysiology Research Center, Rajaie Cardiovascular, Medical and Research Center, Iran University of Medical Sciences, Tehran, Iran
2. Cardiology Department, School of Medicine, Imam Khomeini Hospital Complex, Tehran University of Medical Sciences, Tehran, Iran
3. Cardiac Rehabilitation Research Center, Cardiovascular Research Institute, Isfahan University of Medical Sciences, Isfahan, Iran
4. Department of Cardiac Electrophysiology, Razavi Hospital, Imam Reza International University, Mashhad, Iran