@article{Alkema2014,
author = {Alkema, L. and Chao, F. and You, D. and Pedersen, J. and Sawyer, C.C.},
title= {National, regional, and global sex ratios of infant, child, and under-5 mortality and identification of countries with outlying ratios: A systematic assessment},
year = {2014},
doi = {10.1016/S2214-109X(14)70280-3},
volume = {2},
number = {9},
pages = {e521--e530},
}