1. Department of Surgery, Cumming School of Medicine, University of Calgary, Calgary, Canada;
2. Department of Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, Canada;
3. Department of Microbiology and Immunology, Catholic University of Health and Allied Sciences, Mwanza, Tanzania;
4. Department of Dental Surgery, Faculty of Medicine, Mbarara University of Science and Technology, Mbarara, Uganda;
5. Department of Nursing, Faculty of Medicine, Mbarara University of Science and Technology, Mbarara, Uganda