| 1 (2095) | University College Hospital, Ibadan | NGA |  | |
| 2 (2718) | Kenya Medical Research Institute | KEN | | |
| 2 (2718) | South African Medical Research Council | ZAF | | |
| 4 (3062) | Centre Hospitalier et Universitaire Hassan II Fes | MAR | | |
| 4 (3062) | Centre Hospitalier Ibn Sina Rabat | MAR | | |
| 4 (3062) | Centre Hospitalier Universitaire Farhat Hached de Sousse | TUN | | |
| 4 (3062) | Groote Schuur Hospital | ZAF | | |
| 4 (3062) | Hopital Militaire d'Instruction Mohammed V | MAR | | |
| 4 (3062) | National Institute for Medical Research | TZA | | |
| 4 (3062) | Tygerberg Hospital | ZAF | |
