Hazards ratios of the congenital heart defects by paternal age with maternal age of 27–30 years(n = 590 455).
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aCrude HRsbAdjustment for calendar year of the birth, gender of the child, parity, family history of CHDs, and maternal infection during pregnancy.Hazards ratios of the congenital heart defects by paternal age with maternal age of 27–30 years(n = 590 455).
创建时间：
2015-12-03
