Folic acid supplements and perinatal mortality in China
Xiaojing Liu,
Xiaowen Liu,
Hang An
et al.
Abstract:IntroductionPericonceptional use of multivitamins containing folic acid prevents external major birth defects, especially neural tube defects. We aimed to explore the effects of maternal folic acid supplementation alone on perinatal mortality with or without external major birth defects plus neural tube defects.MethodsFrom the China-US Collaborative Project for Neural Tube Defects Prevention, we identified 222, 303 singleton pregnancies with detailed information on periconceptional folic acid use, defined as f… Show more
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