| 1 (814) | Kenya Medical Research Institute | KEN |  |
| 2 (1438) | Groote Schuur Hospital | ZAF | |
| 3 (2338) | South African Medical Research Council | ZAF | |
| 4 (3522) | Centre Hospitalier Ibn Sina Rabat | MAR | |
| 4 (3522) | Hopital Militaire d'Instruction Mohammed V | MAR | |
| 6 (4256) | Centre Hospitalier et Universitaire Hassan II Fes | MAR | |
| 6 (4256) | Centre Hospitalier Universitaire Farhat Hached de Sousse | TUN | |
| 6 (4256) | Habib Bourguiba Hopital | TUN | |
| 6 (4256) | Hopital Charles Nicolle | TUN | |
| 6 (4256) | Hopital La Rabta | TUN | |
| 6 (4256) | National Institute for Medical Research | TZA | |
| 6 (4256) | Tygerberg Hospital | ZAF | |
| 6 (4256) | University College Hospital, Ibadan | NGA | |
|
