1. Department of Hematology/Oncology, UCSF Benioff Children's Hospital Oakland, Oakland, CA.
2. Sickle Cell Disease Programme, Muhimbili University of Health and Allied Sciences, Dar es Salaam, Tanzania.
3. Sickle Cell Foundation of Ghana, Accra, Ghana.
4. Center for Translational and International Hematology, Vascular Medicine Institute, University of Pittsburgh, Pittsburgh, Pennsylvania.
5. Department of Health Promotion and Behavioral Sciences, University of Texas School of Public Health, Houston, Texas.
6. Bioethics Centre, University of Cape Town, Cape Town, South Africa.
7. Ghana College of Nurses and Midwives, Accra, Ghana.
8. University of Yaoundé 1, Faculty of Medical and Biomedical Sciences, Yaoundé, Cameroon.
9. Center on Genomics, Race, Identity, Difference (GRID), Duke University, Durham.
10. Division of Human Genetics, Department of Medicine, Institute of Infectious Disease and Molecular Medicine, University of Cape Town, Cape Town, South Africa.