1. Medical Ethics and Law Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
2. Department of Health Education and Health Promotion, School of Public Health and Safety, Shahid Beheshti University of Medical Sciences, Tehran, Iran
3. Iranian Research Center of Organ Donation, School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Department of Psychological Sciences, Metropolitan State University of Denver, Denver, CO, USA