title: Periconceptual folate and autism.
mesh_terms: D000328:Adult; D001321:Autistic Disorder / Q000517:prevention & control*; D002648:Child; D005260:Female; D005492:Folic Acid / Q000008:administration & dosage*; D006801:Humans; D009664:Norway; D011247:Pregnancy
chemical_list: D005492:Folic Acid