1. Department of Medical Laboratory Science, Kampala International University, Ishaka, Uganda
2. School of Nursing Science, Kampala International University, Ishaka, Uganda
3. Department of Medical Laboratory Science, Nnamdi Azikiwe University, Nnewi, Anambra State, Nigeria
4. Department of Biomedical Laboratory Sciences, Faculty of Fundamental Applied Sciences, Institut d’ Enseignement Superiuor de Ruhengeri (INES-RUHENGERI), Musanze District, Northern Region, Rwanda.