Validation of a Telephone Zygosity Questionnaire in Twins of Known Zygosity Hilde PeetersSofie Van GestelRobert Derom OriginalPaper Pages: 159 - 163
The Heritability of Testosterone: A Study of Dutch Adolescent Twins and Their Parents Julie Aitken HarrisPhilip A. VernonDorret I. Boomsma OriginalPaper Pages: 165 - 171
Assortative Mating for Antisocial Behavior: Developmental and Methodological Implications Robert F. KruegerTerrie E. MoffittPhil A. Silva OriginalPaper Pages: 173 - 186
Eye Dominance in Children: A Longitudinal Study Georges DellatolasFlorence CurtMaria De Agostini OriginalPaper Pages: 187 - 195
Optimal Selection of Sib Pairs from Random Samples for Linkage Analysis of a QTL Using the EDAC Test Conor V. DolanDorret I. Boomsma OriginalPaper Pages: 197 - 206
The Genetic Component of Discrete Disability Traits: An Analysis Using Liability Models with Age-Dependent Thresholds Anatoli I. YashinIvan A. IachineJames W. Vaupel OriginalPaper Pages: 207 - 214
The Relation of the Dopamine Transporter Gene (DAT1) to Symptoms of Internalizing Disorders in Children David C. RoweCraig SteverIrwin D. Waldman OriginalPaper Pages: 215 - 225
Artificial Selection for Increased Wheel-Running Behavior in House Mice John G. SwallowPatrick A. CarterTheodore Garland Jr. OriginalPaper Pages: 227 - 237