1 National Institute for Communicable Diseases, A Division of the National Health Laboratory Service, Johannesburg, South Africa; Chemical Pathology, School of Pathology, Faculty of Health Sciences, University of the Witwatersrand, South Africa. Electronic address: melindas@nicd.ac.za.
2 College of Natural Sciences, and African Center of Excellence for Genomics of Infectious Diseases (ACEGID), Redeemer's University, Ede, Nigeria.
3 National Institute for Communicable Diseases, A Division of the National Health Laboratory Service, Johannesburg, South Africa.