引用本文: | van Rooij IA,Vermeij-Keers C,Kluijtmans LA,Ocké MC,Zielhuis GA,Goorhuis-Brouwer SM,van der Biezen JJ,Kuijpers-Jagtman AM,Steegers-Theunissen RP.Does the interaction between maternal folate intake and the methylenetetrahydrofolate reductase polymorphisms affect the risk of cleft lip with or without cleft palate?[J].American journal of epidemiology,2003,157(7):583-591. |