title: Measles, mumps, and rubella (MMR) vaccine and autism. Ecological studies cannot answer main question.
authors.forename: L
authors.initials: L
authors.lastname: Smeeth
authors.forename: A J
authors.initials: AJ
authors.lastname: Hall
authors.forename: L C
authors.initials: LC
authors.lastname: Rodrigues
authors.forename: X
authors.initials: X
authors.lastname: Huang
authors.forename: P G
authors.initials: PG
authors.lastname: Smith
authors.forename: E
authors.initials: E
authors.lastname: Fombonne
mesh_terms: D001321:Autistic Disorder / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D007223:Infant; D022542:Measles-Mumps-Rubella Vaccine / Q000009:adverse effects*; D012307:Risk Factors; D013997:Time Factors
chemical_list: D022542:Measles-Mumps-Rubella Vaccine