TY - JOUR A1 - Urquia, M. L. A1 - Frank, J. W. A1 - Moineddin, R. A1 - Glazier, R. H. T1 - Immigrants’ duration of residence and adverse birth outcomes: a population-based study Y1 - 2010 DO - 10.1111/j.1471-0528.2010.02523.x JF - BJOG VL - 117 IS - 5 SP - 591 EP - -601 ER -