1. Nursing Student, Student Research Committee, Gonabad University of Medical Sciences, Gonabad, Iran
2. Department of Medical Surgical Nursing, Faculty of Nursing School, Nursing Research Center, Gonabad University of Medical Sciences, Gonabad, Iran
3. Department of Cardiology, Torbat Heydariyeh University of Medical Sciences, Torbat Heydariyeh, Iran
4. Department of Nursing and Aging, Faculty of Nursing School, Social Development and Health Promotion Research Center, Gonabad University of Medical Sciences, Gonabad, Iran