1 Student Research Committee, Department of Midwifery and Reproductive Health, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
2 Midwifery and Reproductive Health Research Center, Department of Midwifery and Reproductive Health, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Vali-e Asr Ave., Niayesh Intersection, Niayesh Complex, Tehran, Postal Code: 1985717443, Iran. n_kariman@sbmu.ac.ir.
3 School of Nursing and Midwifery Amol, Mazandaran University of Medical Sciences, Sari, Iran.
4 Midwifery and Reproductive Health Research Center, Department of Midwifery and Reproductive Health, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Vali-e Asr Ave., Niayesh Intersection, Niayesh Complex, Tehran, Postal Code: 1985717443, Iran.