| 1 (571) | University of Cape Town | ZAF |  |
| 2 (820) | University of the Witwatersrand, Johannesburg | ZAF | |
| 3 (1218) | Stellenbosch University | ZAF | |
| 3 (1218) | University of KwaZulu-Natal * | ZAF | |
| 5 (1485) | University of Pretoria | ZAF | |
| 6 (1619) | National Health Laboratory Services | ZAF |  |
| 7 (2008) | South African Medical Research Council | ZAF |  |
| 8 (2507) | Agricultural Research Council | ZAF | |
| 9 (2556) | North-West University | ZAF | |
| 10 (2857) | University of the Western Cape | ZAF | |
| 11 (2896) | University of Johannesburg | ZAF | |
| 12 (3009) | Africa Health Research Institute | ZAF | |
| 13 (3338) | University of South Africa | ZAF | |
| 14 (3367) | Tygerberg Hospital | ZAF | |
| 15 (3800) | Walter Sisulu University | ZAF | |
| 16 (3816) | University of the Free State | ZAF | |
| 17 (3853) | National Research Foundation * | ZAF | |
| 18 (3970) | Durban University of Technology | ZAF | |
| 19 (4019) | Groote Schuur Hospital | ZAF | |
| 20 (4303) | Rhodes University | ZAF | |
| 21 (4394) | Nelson Mandela Metropolitan University | ZAF | |
| 22 (4438) | University of Venda | ZAF | |
| 23 (4504) | Human Sciences Research Council of South Africa | ZAF | |
| 24 (4922) | Sefako Makgatho Health Sciences University | ZAF | |
| 25 (4973) | Cape Peninsula University of Technology | ZAF | |
| 26 (5136) | University of Zululand | ZAF | |
| 27 (5157) | University of Limpopo | ZAF | |
|
