has subject area Australasia - Australia Behavior and Behavior Mechanisms - Child Development Child Child, Preschool Female Geographic Locations - Australia Growth and Development - Child Development Humans Individuality Male Reading Scandinavian and Nordic Countries Social Environment Twins, Dizygotic Twins, Monozygotic United States
Full Author List Christopher ME; Hulslander J; Byrne B; Samuelsson S; Keenan JM; Pennington B; DeFries JC; Wadsworth SJ; Willcutt E; Olson RK