title: The Meaning of "Regression" in Children with Autism Spectrum Disorder: Why Does It Matter?
authors.affiliation: Division of Developmental Medicine, Boston Children's Hospital, Harvard Medical School, Boston, MA.
authors.forename: William J
authors.initials: WJ
authors.lastname: Barbaresi
mesh_terms: D000067877:Autism Spectrum Disorder; D002648:Child; D006801:Humans