1. Department of Pharmaceutics and Social Pharmacy, School of Pharmacy, College of Medicine and Health Sciences, Mizan-Tepi University, Mizan-Aman, Ethiopia
2. Department of Social and Administrative Pharmacy, School of Pharmacy, College of Health Sciences, Institute of Health, Jimma University, Jimma, Ethiopia
3. Pharmaceuticals Supply Agency, Jimma Hub, Jimma, Ethiopia
4. Department of Pharmaceutics and Social Pharmacy, School of Pharmacy, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia