1. Student Research Committee, 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, Tehran, Iran.
3. Department of Psychology, Islamic Azad University, Roodehen Branch, Tehran, Iran .
4. School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
5. Mahdiyeh Hospital, Shahid Beheshti University of Medical Sciences, Tehran.