1. Department of Midwifery, Faculty of Nursing and Midwifery, Tabriz University of Medical Sciences, Tabriz, Iran.
2. School of Health Sciences, Institute of Nursing and Health Research, University of Ulster, London, United Kingdom.
3. Social Determinants of Health Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
4. Student Research Committee, Faculty of Nursing and Midwifery, Tabriz University of Medical Sciences, Tabriz, Iran