No abstract available
MeSH terms
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Attention Deficit Disorder with Hyperactivity / diagnosis*
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Attention Deficit Disorder with Hyperactivity / epidemiology
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Attention Deficit Disorder with Hyperactivity / therapy
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Child
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Child, Preschool
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Comorbidity
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Evidence-Based Medicine*
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Humans
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Male
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Mental Disorders / epidemiology
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Prevalence
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Prognosis
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Risk Assessment / methods