| 1 (591) | University of Cape Town | ZAF |  |
| 2 (1044) | South African Medical Research Council | ZAF |  |
| 3 (1084) | Stellenbosch University | ZAF | |
| 4 (1215) | University of the Witwatersrand, Johannesburg | ZAF | |
| 5 (1676) | University of Pretoria | ZAF | |
| 6 (1764) | University of KwaZulu-Natal | ZAF | |
| 7 (2356) | Council for Scientific and Industrial Research | ZAF |  |
| 8 (2376) | Groote Schuur Hospital | ZAF | |
| 9 (2595) | Rhodes University | ZAF | |
| 10 (3210) | Agricultural Research Council | ZAF | |
| 11 (3219) | University of the Western Cape | ZAF | |
| 12 (3320) | University of Johannesburg | ZAF | |
| 13 (3370) | University of Fort Hare | ZAF | |
| 14 (3392) | North-West University, Noordwes-Universiteit | ZAF | |
| 15 (3421) | Tshwane University of Technology | ZAF | |
| 16 (3519) | South African National Biodiversity Institute | ZAF | |
| 17 (3655) | Tygerberg Hospital | ZAF | |
| 18 (3716) | Nelson Mandela Metropolitan University | ZAF | |
| 19 (3755) | University of the Free State | ZAF | |
| 20 (3767) | Cape Peninsula University of Technology | ZAF | |
| 21 (3914) | University of South Africa | ZAF | |
| 22 (4200) | University of Limpopo | ZAF | |
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