Genetic heterogeneity between the three components of the autism spectrum: a twin study.

  title={Genetic heterogeneity between the three components of the autism spectrum: a twin study.},
  author={Angelica Ronald and Francesca Happ{\'e} and Patrick F. Bolton and Lee M. Butcher and Thomas S. Price and Sally Wheelwright and Simon Baron-Cohen and Robert Plomin},
  journal={Journal of the American Academy of Child and Adolescent Psychiatry},
  volume={45 6},
OBJECTIVE This study investigated the etiology of autistic-like traits in the general population and the etiological overlap between the three aspects of the triad of impairments (social impairments, communication impairments, restricted repetitive behaviors and interests) that together define autism spectrum disorders. METHOD Parents of 3,400 8-year-old twin pairs from the Twins Early Development Study completed the Childhood Asperger Syndrome Test, a screening instrument for autism spectrum… CONTINUE READING
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The CAST (Childhood

  • FJ Scott, S Baron-Cohen, P Bolton, C Brayne
  • 2002
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