1. School of Pure and Applied SciencesDepartment of Zoological SciencesKenyatta University Nairobi Kenya
2. Tuberculosis Research LaboratoryCenter for Respiratory Diseases Research (CRDR)Kenya Medical Research Institute (KEMRI)Kenyatta National Hospital Grounds Nairobi Kenya
3. Center for Public Health Research (CPHR)Kenya Medical Research Institute (KEMRI)Kenyatta National Hospital Grounds Nairobi Kenya