منابع مشابه
The Project TALENT Twin and Sibling Study.
Project TALENT is a US national longitudinal study of about 377,000 individuals born in 1942-1946, first assessed in 1960. Students in about 1,200 schools participated in a 2-day battery covering aptitudes, abilities, interests, and individual and family characteristics (Flanagan, 1962; www.projectTALENT.org). Follow-up assessments 1, 5, and 11 years later assessed educational and occupational ...
متن کاملSleep during a regular week night: a twin-sibling study.
Previous genetic investigations of variation in normal sleep have focused on measures that describe sleep over longer periods of time. We undertook a study with the aim of evaluating whether heritability can be found in single-night sleep traits. A classical twin study design of monozygotic and dizygotic twins, enriched with siblings of twins was employed. The study included adult twin pairs an...
متن کاملRunning head: TWIN AND SIBLING RELATIONSHIPS
We are very grateful to the families who participated in both the Twins, Family and Behaviour (TFaB) study and the Sisters and Brothers Study (SiBS). The latter project was supported by grants from the Joseph Rowntree Foundation and the Institute of Psychiatry, Kings College London. We thank Amanda Harris, Anna Harrison and Joanne Coldwell for coordinating the SiBS, and Eva Syngelaki, Christoph...
متن کاملThe Guangzhou Twin Project.
The Guangzhou Twin Registry, initiated in 2005, is a population-based registry of twins born between 1987 and 2000. To date, over 9700 pairs of twins, regardless of their health and medical history, were enrolled in the database using the Official Household Registry of Guangzhou City. The twins were subsequently verified by door-to-door visits based on the registry address. The primary goal of ...
متن کاملThe Texas Twin Project.
Socioeconomic position, racial/ethnic minority status, and other characteristics of the macro-environment may be important moderators of genetic influence on a wide array of psychosocial outcomes. Designed to maximize representation of low socioeconomic status families and racial/ethnic minorities, the Texas Twin Project is an ongoing study of school-age twins (preschool through 12th grade) enr...
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ژورنال
عنوان ژورنال: Twin Research and Human Genetics
سال: 2012
ISSN: 1832-4274,1839-2628
DOI: 10.1017/thg.2012.71