title: Response to Li.
authors: Wei-wei
authors: WW
authors: Chang
authors: Xiao-ping
authors: XP
authors: Xia
authors: Yun-xia
authors: YX
authors: Cao
mesh_terms: D005260:Female; D020022:Genetic Predisposition to Disease; D006801:Humans; D042965:Methylenetetrahydrofolate Reductase (NADPH2) / Q000235:genetics*; D011110:Polymorphism, Genetic; D011225:Pre-Eclampsia / Q000235:genetics*; D011247:Pregnancy
chemical_list: D042965:Methylenetetrahydrofolate Reductase (NADPH2)