1. Department of Microbiology and Immunology; Catholic University of Health and Allied Sciences; Mwanza Tanzania
2. Department of Microbiology, Immunology and Infectious Diseases; Cumming School of Medicine; University of Calgary; Calgary AB Canada
3. Department of Microbiology and Immunology; Muhimbili University of Health and Allied Sciences; Dar es salaam Tanzania
4. Faculty of Veterinary Medicine: Ecosystem and Public Health; University of Calgary; Calgary AB Canada