@article{Singh2017,
author = {Singh, S. and Bankole, A. and Darroch, J. },
title= {The impact of contraceptive use and abortion on fertility in sub-Saharan Africa: Estimates for 2003–2014},
year = {2017},
doi = {10.1111/padr.12027},
journal = {Population and Development Review },
volume = {43},
number = {S1},
pages = {141--165},
}