1. Psychiatric nurse, Psychiatric Nursing Department, School of Nursing and Midwifery, Kermanshah University of Medical Sciences, Kermanshah, Iran
2. Associate Professor (Faculty member), Substance Abuse Prevention Research Center, Research Institute for Health, Kermanshah University of Medical Sciences, Kermanshah, Iran
3. Associate Professor (Faculty member), Nursing Department, School of Nursing and Midwifery, Kermanshah University of Medical Sciences, Kermanshah, Iran
4. Assistant Professor (Faculty member), Medical Ethics Department, Kermanshah University of Medical Sciences, Kermanshah, Iran