Article
Maternal periconceptional folic acid intake and risk of autism spectrum disorders and developmental delay in the CHARGE (CHildhood Autism Risks from Genetics and Environment) case-control study.
The American journal of clinical nutrition - 1 Jul 2012
Schmidt Rebecca J, Tancredi Daniel J, Ozonoff Sally, Hansen Robin L, Hartiala Jaana, Allayee Hooman, Schmidt Linda C, Tassone Flora, Hertz-Picciotto Irva
Abstract excerpt
BACKGROUND: Periconceptional folate is essential for proper neurodevelopment. OBJECTIVE: Maternal folic acid intake was examined in relation to the risk of autism spectrum disorder (ASD) and developmental delay (DD). DESIGN: Families enrolled in the CHARGE (CHildhood Autism Risks from Genetics and Environment) Study from 2003 to 2009 were included if their child had a diagnosis of ASD (n = 429), DD (n = 130), or...
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