1. Assistant Professor of Nursing, Department of Medical Surgical Nursing, School of Nursing and Midwifery, Shohadaye Haft-e Tir Hospital, Iran University of Medical Sciences, Tehran, Iran
2. Nursing Care Research Center, Department of Medical Surgical Nursing, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran
3. Nursing and Midwifery Care Research Centre, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran