| 1 (75) | University of Pretoria | ZAF |  |
| 2 (353) | University of the Free State | ZAF | |
| 3 (416) | South African Medical Research Council | ZAF |  |
| 4 (527) | National Research Foundation * | ZAF |  |
| 5 (541) | University of Cape Town | ZAF | |
| 6 (563) | Agricultural Research Council | ZAF | |
| 7 (623) | Stellenbosch University | ZAF | |
| 8 (651) | University of the Witwatersrand, Johannesburg | ZAF | |
| 9 (668) | University of KwaZulu-Natal * | ZAF | |
| 10 (685) | North-West University | ZAF | |
| 11 (756) | National Health Laboratory Services | ZAF | |
| 12 (876) | Tshwane University of Technology | ZAF | |
| 13 (891) | University of Limpopo | ZAF | |
| 14 (937) | University of Fort Hare | ZAF | |
| 15 (946) | University of South Africa | ZAF | |
|
