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Article

Etiology and neuropsychology of comorbidity between RD and ADHD: the case for multiple-deficit models.

Cortex; a journal devoted to the study of the nervous system and behavior - 1 Jan 2000

Willcutt Erik G, Betjemann Rebecca S, McGrath Lauren M, Chhabildas Nomita A, Olson Richard K, DeFries John C, Pennington Bruce F

Abstract excerpt

INTRODUCTION: Attention-deficit/hyperactivity disorder (ADHD) and reading disability (RD) are complex childhood disorders that frequently co-occur, but the etiology of this comorbidity remains unknown. METHOD: Participants were 457 twin pairs from the Colorado Learning Disabilities Research Center (CLDRC) twin study, an ongoing study of the etiology of RD, ADHD, and related disorders. Phenotypic analyses compared...

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Share to Attention Deficit Disorder with Hyperactivity
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Methodology Data sources Editorial policy Privacy About Contact Helena Bioinformatics

Share to Diagnostic and Statistical Manual of Mental Disorders

Share to Dyslexia

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Identifiers

PMID: 20828676
DOI: 10.1016/j.cortex.2010.06.009
PMCID: PMC2993430

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 7 Sept 2026. Manifest publication-graph-cohort-2026-09-07.1.

Source receipt: pubmed, retrieved 7 Sept 2026.

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