%0 Journal Article %T Heritability of Educational Achievement in 12-year-olds and the Overlap with Cognitive Ability %A Bartels, Meike %A Rietveld, Marjolein J. H. %A Van Baal, G. Caroline M. %A Boomsma, Dorret I. %A , %J Twin Research %@ 1369-0523 %D 2002-12-01 %I Cambridge University Press (CUP) %~ DeepDyve