%0 Journal Article %T 母亲孕期补充叶酸与其子女孤独症谱系障碍发病风险的Meta分析<br>Association between maternal folate supplementation during pregnancy and the risk of autism spectrum disorder in the offspring: a Meta analysis %A 余晓芳 %A 李梅 %A 郑艳< %A br> %A YU Xiao-Fang %A LI Mei %A ZHENG Yan %J 中国当代儿科杂志 %D 2017 %R 10.7499/j.issn.1008-8830.2017.03.007 %K 叶酸 %K 孤独症谱系障碍 %K 孕期 %K Meta分析 %K 儿童 %K < %K br> %K Folate %K Autism spectrum disorder %K Pregnancy %K Meta analysis %K Child %U http://www.zgddek.com/CN/abstract/abstract14209.shtml