1. Department of Parasitology and Microbiology Muhimbili National Hospital Dar es Salaam Tanzania
2. Muhimbili Sickle Cell Programme Muhimbili University of Health and Allied Sciences Dar es Salaam Tanzania
3. Department of Hematology and Blood Transfusion Muhimbili University of Health and Allied Sciences Dar es Salaam Tanzania
4. Muhimbili Sickle Cell Programme SickleInAfrica Dar es Salaam Tanzania
5. Department of Biochemistry Muhimbili University of Health and Allied Sciences Dar es Salaam Tanzania
6. University of Florence Firenze Italy