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Psychiatric Disorders in Children With Autism Spectrum Disorders: Prevalence, Comorbidity, and Associated Factors in a Population-Derived Sample

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A 14-Month Randomized Clinical Trial of Treatment Strategies for Attention-Deficit/Hyperactivity Disorder

Archives of General Psychiatry · 1999 · 3.4K citations

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Comorbidity

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The Danish Psychiatric Central Research Register

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