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Uchiyama, Tokio; Kurosawa, Michiko; Inaba, Yutaka – Journal of Autism and Developmental Disorders, 2007
It has been suggested that the measles, mumps, and rubella vaccine (MMR) is a cause of regressive autism. As MMR was used in Japan only between 1989 and 1993, this time period affords a natural experiment to examine this hypothesis. Data on 904 patients with autism spectrum disorders (ASD) were analyzed. During the period of MMR usage no…
Descriptors: Foreign Countries, Patients, Incidence, Autism
US Department of Health and Human Services, 2005
The National Institute of Child Health and Human Development (NICHD), part of the National Institutes of Health (NIH), within the U.S. Department of Health and Human Services, is one of many federal agencies working to understand autism. The NICHD supports and conducts research on what causes autism, how many people have autism, how best to treat…
Descriptors: Public Agencies, Child Health, Symptoms (Individual Disorders), Autism