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Kadesjö, B., Gillberg, C. & Hagberg, B. Brief Report: Autism and Asperger Syndrome in Seven-Year-Old Children: A Total Population Study. J Autism Dev Disord 29, 327–331 (1999). https://doi.org/10.1023/A:1022115520317
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DOI: https://doi.org/10.1023/A:1022115520317