@article{Urquia2010,
author = {Urquia, M. L. and Frank, J. W. and Moineddin, R. and Glazier, R. H.},
title= {Immigrants’ duration of residence and adverse birth outcomes: a population-based study},
year = {2010},
doi = {10.1111/j.1471-0528.2010.02523.x},
journal = {BJOG},
volume = {117},
number = {5},
pages = {591--601},
}