1. Division of Human Genetics, Department of Pathology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
2. Institute for Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
3. School of Medical Sciences, Department of Medical Biochemistry, University of Cape Coast, Cape Coast, Ghana.
4. Department of Mathematics and Computer Sciences, Faculty of Sciences, University of Kinshasa, Kinshasa, D.R. Congo.
5. Division of Medical Biochemistry, Department of Integrative Biomedical Sciences, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
6. University of Ghana Medical School, Department of Chemical Pathology, University of Ghana, Accra, Ghana.