1. Child and adolescent psychiatry: modern approaches;Earls F,1994
2. Diagnostic and statistical manual of mental disorders,1994
3. Conduct disorders;Robins LN;J Child Psychol Psychiatry,1991
4. Ontario child health study: summary of selected results;Offord DR;Can J Psychiatry,1989
5. The development and treatment of childhood aggression;Offord DR,1991