1. Student Research Committee, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran
2. Midwifery and Reproductive Health Research Center, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran
3. Oncology and Palliative Care Specialist, Palliative Care center, Department of Oncology, Firoozgar Hospital, Iran University of Medical Sciences, Tehran, Iran
4. Department of Biostatics, School of Paramedic, Shahid Beheshti University of Medical Sciences, Tehran, Iran