1. Cardiac Primary Prevention Research Center, Cardiovascular Diseases Research Institute, Tehran Heart Center, Tehran University of Medical Sciences, Tehran, Iran
2. Department of Cardiology, Tehran Heart Center, Tehran University of Medical Sciences, Tehran, Iran
3. Tehran Heart Center, Cardiovascular Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran
4. Cardiovascular Research Center, Kermanshah University of Medical Sciences, Kermanshah, Iran
5. School of Medical and Pharmaceutical Sciences, University of Genoa, Genoa, Italy
6. Department of Cardiac Surgery, Tehran Heart Center, Tehran University of Medical Sciences, Tehran, Iran