1. Student Research Committee, Babol University of Medical Sciences, Babol, Iran
2. Infertility and Reproductive Health Research Center, Health Research Institute, Babol University of Medical Sciences, Babol, Iran
3. Department of Biostatistics and Epidemiology, School of Public Health, Babol University of Medical Sciences, Babol, Iran
4. Social Determinants of Health Research Center, Health Research Institute, Babol University of Medical Sciences, Babol, Iran