1. Medical Surgical Nursing Department , School of Nursing and Midwifery, Tehran University of Medical Sciences , Tehran , Iran
2. Nursing Care Research Center , School of Nursing and Midwifery, Iran University of Medical Sciences , Tehran , Iran
3. School of Nursing and Midwifery , Tehran University of Medical Sciences , Tehran , Iran
4. Research Center for Nursing and Midwifery Care , Shahid Sadoughi University of Medical Sciences , Yazd , Iran
5. Dean of School of Nursing and Midwifery , Tehran University of Medical Sciences , Tehran , Iran