title: Silencing debate over autism.
mesh_terms: D001321:Autistic Disorder / Q000209:etiology*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008606:Mental Processes; D009633:Nonverbal Communication; D012306:Risk; D014612:Vaccines / Q000009:adverse effects*
chemical_list: D014612:Vaccines