Familial aggregation of quantitative autistic traits in multiplex versus simplex autismYamini V. Virkud, John N. Constantino, Richard D. Todd et al.|American Journal of Medical Genetics Part B Neuropsychiatric Genetics|2008Cited by 217
Rapid Quantitative Assessment of Autistic Social Impairment by Classroom TeachersJohn N. Constantino, Richard D. Todd, Patricia LaVesser et al.|Journal of the American Academy of Child & Adolescent Psychiatry|2007Cited by 165