Trends in cervical cancer incidence in sub-Saharan Africa by Jedy-Agba, E, Joko Walburga Epse Fru, WY, Liu, B, Buziba, NG, Borok, M, Korir, A, Masamba, L, Manraj, SS, Finesse, A, Wabinga, H, Somdyala, N, Parkin, DM