@article{Contreras2015,
author = {Contreras, D.  and González, S. },
title= {Determinants of early child development in Chile: Health, cognitive and demographic factors},
year = {2015},
doi = {10.1016/j.ijedudev.2014.06.010},
journal = {International Journal of Educational Development },
volume = {40},
pages = {217--230},
}