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Annals of Dyslexia|November 16, 2013
Gender differences in cognitive abilities of reading-disabled twinsJ C Defries, S J Wadsworth, J J GillisJournal of Learning Disabilities|November 1, 1993
Cognitive abilities of children at 7 and 12 years of age in the Colorado adoption projectS J Wadsworth, J C DeFries, D W FulkerBehavior Genetics|March 25, 2010
Differential genetic etiology of reading difficulties as a function of IQ: an updateS J Wadsworth, R K Olson, J C DeFriesActa Geneticae Medicae Et Gemellologiae|January 1, 1992
Confirmatory factor analysis of reading and mathematics performance: a twin studyJ J Gillis, J C DeFries, D W FulkerBehavior Genetics|January 1, 1995
Cognitive ability and academic achievement in the Colorado Adoption Project: a multivariate genetic analysis of parent-offspring and sibling dataS J Wadsworth, J C DeFries, D W Fulker, et al.Journal of Learning Disabilities|October 28, 2004
Differential genetic etiology of reading disability as a function of IQS J Wadsworth, R K Olson, B F Pennington, et al.Behavior Genetics|November 27, 2001
Stability of genetic and environmental influences on reading performance at 7, 12, and 16 years of age in the Colorado Adoption ProjectS J Wadsworth, R P Corley, J K Hewitt, et al.Twin Research : the Official Journal of the International Society for Twin Studies|August 6, 2000
Self-reported reading problems in parents of twins with reading difficultiesC J Davis, V S Knopik, S J Wadsworth, et al.Journal of Abnormal Child Psychology|June 1, 1992
Attention deficit disorder in reading-disabled twins: evidence for a genetic etiologyJ J Gillis, J W Gilger, B F Pennington, et al.Journal of Child Psychology and Psychiatry, and Allied Disciplines|October 1, 1992
Gender ratios among reading-disabled children and their siblings as a function of parental impairmentS J Wadsworth, J C DeFries, J Stevenson, et al.Pageof 10