title: The persisting autism mystery.
mesh_terms: D001321:Autistic Disorder / Q000453:epidemiology*; D002140:California / Q000453:epidemiology; D006801:Humans; D022542:Measles-Mumps-Rubella Vaccine / Q000009:adverse effects
chemical_list: D022542:Measles-Mumps-Rubella Vaccine