1. School of Nursing and Midwifery, Shahroud University of Medical Sciences, Shahroud, Iran
2. Department of Reproductive Health, School of Nursing and Midwifery, Shahroud University of Medical Sciences, Shahroud, Iran
3. School of Public Health, Shahroud University of Medical Sciences, Shahroud, Iran
4. School of Nursing and Midwifery, Guilan University of Medical Sciences, Rasht, Iran