00364nas a2200097   4500000000100000008004100001100001200042245019200054300001200246490000800258       2019                            d1 aT Dwyer00aThe association between birth order and childhood leukemia may be modified by paternal age and birth weight. Pooled results from the International Childhood Cancer Cohort Consortium (I4C)  a26 - 330 v144