1. Cardiac Electrophysiology Research Center Rajaie Cardiovascular Medical and Research CenterIran University of Medical Sciences Tehran Iran
2. Rajaie Cardiovascular Medical and Research Center Iran University of Medical Sciences Tehran Iran
3. Department of Cardiology School of Medicine Heshmat HospitalGuilan University of Medical Sciences Rasht Iran
4. Shahid Beheshti HospitalKashan University of Medical Sciences Kashan Iran
5. Heart Failure Research Center Cardiovascular Research InstituteIsfahan University of Medical Sciences Isfahan Iran
6. Department of Internal Medicine School of Medicine Isfahan University of Medical Sciences Isfahan Iran
7. Hypertension Research CenterIsfahan Cardiovascular Research InstituteIsfahan University of Medical Science Isfahan Iran
8. Clinical Research Development Unit School of Medicine Babol University of Medical Science Babol Iran
9. Imam Sajad HospitalIran University of Medical Sciences Shahryar Iran
10. Infectious and Tropical Diseases Research Center Ahvaz Jundishapur University of Medical Sciences Ahvaz Iran
11. Atherosclerosis Research Center Ahvaz University of Medical Sciences Ahvaz Iran
12. Shahid Beheshti HospitalQom University of Medical Sciences Qom Iran
13. Loghman Hakim HospitalShahid Beheshti University of Medical Sciences Tehran Iran
14. Research Development Center Sina HospitalTehran University of Medical Sciences Tehran Iran
15. Lung Transplantation Research Center National Research Institute of Tuberculosis and Lung DiseasesShahid Beheshti University of Medical Sciences Tehran Iran
16. Cardiovascular Research CenterShahid Beheshti University of Medical Sciences Tehran Iran
17. Tehran Heart CenterTehran University of Medical Sciences Tehran Iran