1. Department of Midwifery, Nursing and Midwifery Care Research Center, Mashhad University of Medical Sciences, Mashhad, Iran
2. Social Determinants of Health Research Center, Mashhad University of Medical Sciences, Mashhad, Iran
3. Department of Obstetrics and Gynecology, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
4. Nursing and Midwifery Care Research Center, Mashhad University of Medical Sciences, Mashhad, Iran
5. Department of Midwifery, School of Nursing and Midwifery, Mashhad University of Medical Sciences, Mashhad, Iran