1. Kibong’oto Infectious Diseases Hospital Kilimanjaro Tanzania
2. Department of Global Health and Biomedical Sciences, School of Life Sciences and Bioengineering Nelson Mandela African Institution of Science and Technology Arusha Tanzania
3. Division of Infectious Diseases and International Health University of Virginia Charlottesville VA USA
4. Department of Bacteriology Noguchi Memorial Institute for Medical Research, University of Ghana Accra Ghana
5. National Institute for Medical Research, Muhimbili Center Dar es salaam Tanzania
6. Muhimbili University of Health and Allied Sciences Dar es salaam Tanzania