- Effect of shared environmental factors on exercise behavior from age 7 to 12 yearsCharlotte Huppertz
Department of Biological Psychology, VU University Amsterdam, The Netherlands
Med Sci Sports Exerc 44:2025-32. 2012..The aim of this study was to investigate the relative influence of genetic and environmental factors on children's leisure time exercise behavior through the classic twin design...
- The Young Netherlands Twin Register (YNTR): longitudinal twin and family studies in over 70,000 childrenCatharina E M van Beijsterveldt
Department of Biological Psychology, VU University Amsterdam, Amsterdam, The Netherlands
Twin Res Hum Genet 16:252-67. 2013....