1. Department of Epidemiology School of Health Qom University of Medical Sciences Qom Iran
2. Department of Epidemiology School of Public Health & Safety Shahid Beheshti University of Medical Sciences Tehran Iran
3. Student Research Committee Department of Epidemiology School of Public Health and Safety Shahid Beheshti University of Medical Sciences Tehran Iran
4. Department of Biostatistics Faculty of Health Mazandaran University of Medical Sciences Sari Iran
5. Prevention of Cardiovascular Disease Research Center Department of Epidemiology School of Public Health and Safety Shahid Beheshti University of Medical Sciences Tehran Iran