@article{Cahill2017,
author = {Cahill, N. and Sonneveldt, E. and Stover, J. and Weinberger, M. and Williamson, J. and Wei, C. and Brown, W. and Alkema, L.},
title= {Modern contraceptive use, unmet need, and demand satisfied among women of reproductive age who are married or in a union in the focus countries of the Family Planning 2020 initiative: A systematic analysis using the Family Planning Estimation Tool},
year = {2017},
doi = {10.1016/S0140-6736(17)33104-5},
volume = {391},
number = {10123},
pages = {870--882},
}