1. Nursing Department, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran
2. Social Determinants of Health Research Center, Nursing Department, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran
3. School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Department of Biostatistics, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran