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Barbaresi, William J.; Colligan, Robert C.; Weaver, Amy L.; Katusic, Slavica K. – Journal of Autism and Developmental Disorders, 2009
Autism prevalence studies have often relied on administrative prevalence or clinical diagnosis as case-identification strategies. We report the "incidence" of "clinical diagnoses" of autism spectrum disorders (ASD), versus "research-identified" autism among residents of Olmsted County, Minnesota, age [less than or…
Descriptors: Autism, Incidence, Adults, Clinical Diagnosis