1. Health Research Center, Life Style Institute, Baqiyatallah University of Medical Sciences, Tehran, Iran
2. Department of Epidemiology & Biostatistics, Faculty of Health, Baqiyatallah University of Medical Sciences, Tehran, Iran
3. Breast Diseases Research Center, Shiraz University of Medical Sciences, Shiraz, Iran
4. Department of Public Health, School of Public Health, Bushehr University of Medical Sciences, Bushehr, Iran
5. Department of Public Health, School of Health, Ardabil University of Medical Sciences, Ardabil, Iran