1. Department of Health Management and Economics, School of Public Health, Health Information Management Research Center, Tehran University of Medical Sciences, Tehran, Iran
2. Department of Health Management and Economics, School of Public Health, International Campus, Tehran University of Medical Sciences, Tehran, Iran
3. Department of Nursing, Faculty of Health Sciences, Woldia University, Woldia, Ethiopia
4. Department of Health Management and Economics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran
5. School of Pharmacy, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia