Ontario Child Health Study II. Six-Month Prevalence of Disorder and Rates of Service Utilization
JAMA (Arch Gen Psychiatry)
September 24, 1987
By D. Offord, M. Boyle, P. Szatmari, and others
http://jamanetwork.com/journals/jamapsychiatry/article-abstract/494125
Ontario Child Health Study I. Methodology
JAMA (Arch Gen Psychiatry)
September 24, 1987
By M. Boyle, D. Offord, H. Hofmann, and others
http://jamanetwork.com/journals/jamapsychiatry/article-abstract/494124
Ontario Child Health Study: II. Six-month prevalence of disorder and rates of service utilization
JAMA (Arch Gen Psychiatry)
January 01, 1987
By D. Offord, M. Boyle, and others
http://jamanetwork.com/journals/jamapsychiatry/fullarticle/494125 (full text PDF download)
School performance, IQ, and female delinquency
International Journal of Social Psychiatry
April 01, 1981
By D. Offord and others
http://journals.sagepub.com/doi/pdf/10.1177/002076408102700108