Ronald, Angelica; Hoekstra, Rosa A. Autism spectrum disorders and autistic traits: A decade of new twin studies. American Journal of Medical Genetics Part B. April 2011, 156 (3): 255–274. PMID 21438136. doi:10.1002/ajmg.b.31159.
Ronald, Angelica; Hoekstra, Rosa A. Autism spectrum disorders and autistic traits: A decade of new twin studies. American Journal of Medical Genetics Part B. April 2011, 156 (3): 255–274. PMID 21438136. doi:10.1002/ajmg.b.31159.