1. Department of Clinical Pharmacy, School of Pharmacy, College of Health and Medical Sciences, Haramaya University, Harar, Ethiopia
2. Department of Epidemiology, College of Medicine and Health Science, Jigjiga University, Somali, Ethiopia
3. Department of Emergency and Critical Care Medicine, School of Medicine, College of Health and Medical Sciences, Haramay University, Harar, Ethiopia
4. Department of Pharmacology and Clinical Pharmacy, School of Pharmacy, College of Health Sciences, Addis Ababa University, Addis Ababa, Ethiopia