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Twin Research : the Official Journal of the International Society for Twin Studies|October 18, 2000
Infant zygosity can be assigned by parental report questionnaire dataT S Price, B Freeman, I Craig, et al.
Journal of Aging and Health|October 4, 1997
Selection bias in samples of older twins? A comparison between octogenarian twins and singletons in SwedenS F Simmons, B Johansson, S H Zarit, et al.
Molecular Psychiatry|April 12, 2019
Genomic prediction of cognitive traits in childhood and adolescenceA G Allegrini, S Selzam, K Rimfeld, et al.
Acta Geneticae Medicae Et Gemellologiae|January 1, 1991
The Swedish Adoption Twin Study of Aging: an updateN L Pedersen, G E McClearn, R Plomin, et al.
Child Development|October 4, 2000
Genetic and environmental covariation between verbal and nonverbal cognitive development in infancyT S Price, T C Eley, P S Dale, et al.
Science (New York, N.Y.)|January 25, 1974
Near identity of cognitive structure in two ethnic groupsJ C DeFries, S G Vandenberg, G E McClearn, et al.
Journal of Child Psychology and Psychiatry, and Allied Disciplines|August 24, 2007
Overlap and specificity of genetic and environmental influences on mathematics and reading disability in 10-year-old twinsY Kovas, C M A Haworth, N Harlaar, et al.
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