@article{Brunie2021, author = {Brunie, A. and Stankevitz, K. and Nwala, A.A. and Nqumayo, M. and Chen, M. and Danna, K. and Afolabi, K. and Rademacher, K.H.}, title= {Expanding long-acting contraceptive options: A prospective cohort study of the hormonal intrauterine device, copper intrauterine device, and implants in Nigeria and Zambia}, year = {2021}, doi = {10.1016/S2214-109X(21)00318-1}, volume = {9}, number = {10}, pages = {1431--1441}, }