1. Department of Medical Microbiology, School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia
2. Institute of Biotechnology, College of Natural and Computational Sciences, University of Gondar, Gondar, Ethiopia
3. Department of Medical Microbiology, College of Health Sciences, Debre Markos University, Debre Markos, Ethiopia
4. Department of Hospital Laboratory, University of Gondar Comprehensive Specialized Hospital, Gondar, Ethiopia