From the environmental point of view,maternal periconceptional supplementation with folic acid tablets containing multivitamins was the protective factor of congenital heart disease in offspring.
环境方面,母亲围孕期补充含叶酸的复合维生素片剂是子代先心病的保护因素。
参考来源 - 先天性心脏病发生原因的循证研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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