Azene, M; Olaokun, O O; Iweriebor, B C; Mkolo, N M; Obi, C L; Shibeshi, W; Assefa, S; Abebe, Z; Habtamu, A; Baye, K

Okpala, M I; Obi, C F; Aneru, G E; Uzondu, O O; Iheagwam, C N; Oyiga, C T; Ezeh, I O; Ezeokonkwo, R C; Onah, D N

Aina, O E; Mugivhisa, L L; Olowoyo, J O; Obi, C L

Akintobi, Tabia Henry; Barrett, R; Hoffman, L; Scott, S; Davis, K; Jones, T; Brown, N De Veauuse; Fraire, M; Fraire, R; Garner, J; Gruner, A; Hill, J; Meckel, R; Obi, C; Omunga, P; Parham, Q; Rice, T; Samples, O; Terrill, T

Chukwu, Martina O; Abia, Akebe Luther King; Ubomba-Jaswa, Eunice; Dewar, John Barr; Obi, C L

Umunakwe, Obi C; Herren, David; Kim, Stephen J; Kohanim, Sahar

Samie, A; Mashao, M B; Bessong, P O; NKgau, T F; Momba, M N B; Obi, C L

Ramalivhana, J N; Obi, C L; Samie, A; Labuschagne, C; Weldhagen, G F

Green, E; Obi, C L; Nchabeleng, M; de Villiers, B E; Sein, P P; Letsoalo, T; Hoosen, A A; Bessong, P O; Ndip, R N

Samie, A; Guerrant, R L; Barrett, L; Bessong, P O; Igumbor, E O; Obi, C L