[1] UCL, Res Dept Clin Educ & Hlth Psychol, London, England
[2] UCL, London Psychometr Lab, London, England
[3] Univ Cambridge, Dept Psychiat, Autism Res Ctr, Cambridge, England
[4] Univ Toronto, Ctr Addict & Mental Hlth, Child & Youth Mental Hlth Collaborat, Toronto, ON, Canada
[5] Univ Toronto, Hosp Sick Children, Dept Psychiat, Toronto, ON, Canada
[6] Natl Taiwan Univ Hosp, Dept Psychiat, Taipei, Taiwan
[7] Coll Med, Taipei, Taiwan
[8] UCL, Dept Psychol, 26 Bedford Way, London WC1H 0AP, England