title: Letter re: CSF concentrations of 5-methyltetrahydrofolate in a cohort of young children with autism.
authors.affiliation: London.
authors.forename: Geraldine
authors.initials: G
authors.lastname: Barrett
mesh_terms: D001321:Autistic Disorder; D002648:Child; D015331:Cohort Studies; D006801:Humans; D013763:Tetrahydrofolates
chemical_list: D013763:Tetrahydrofolates; C005984:5-methyltetrahydrofolate