TY - JOUR A1 - Wood, S.N. A1 - Karp, C. A1 - OlaOlorun, F. A1 - Pierre, A.Z. A1 - Guiella, G. A1 - Gichangi, P. A1 - Zimmerman, L.A. A1 - Anglewicz, P. A1 - Larson, E. A1 - Moreau, C. T1 - Need for and use of contraception by women before and during COVID-19 in four sub-Saharan African geographies: Results from population-based national or regional cohort surveys Y1 - 2021 DO - 10.1016/S2214-109X(21)00105-4 VL - 9 IS - 6 ER -