| 1 (646) | University of Cape Town | ZAF | |
| 2 (941) | South African Medical Research Council | ZAF | |
| 3 (1280) | Stellenbosch University | ZAF | |
| 4 (1290) | University of the Witwatersrand, Johannesburg | ZAF | |
| 5 (1712) | University of Pretoria | ZAF | |
| 6 (1840) | University of KwaZulu-Natal | ZAF | |
| 7 (2192) | Rhodes University | ZAF | |
| 8 (2482) | Groote Schuur Hospital | ZAF | |
| 9 (2945) | Council for Scientific and Industrial Research | ZAF | |
| 10 (2996) | Nelson Mandela Metropolitan University | ZAF | |
| 11 (3079) | Agricultural Research Council | ZAF | |
| 12 (3095) | University of Johannesburg | ZAF | |
| 13 (3111) | North-West University, Noordwes-Universiteit | ZAF | |
| 14 (3152) | University of the Western Cape | ZAF | |
| 15 (3213) | University of Fort Hare | ZAF | |
| 16 (3244) | Tygerberg Hospital | ZAF | |
| 17 (3536) | Tshwane University of Technology | ZAF | |
| 18 (3681) | University of the Free State | ZAF | |
| 19 (3805) | University of South Africa | ZAF | |
| 20 (3861) | University of Limpopo | ZAF | |
|