1. Increasing physical activity: Supporting children’s participation;Craig,2001
2. For the safety of Canadian children and youth. From injury data to preventive measures;Health Canada,1997
3. Epidemiology of bicycle injury, head injury, and helmet use among children in British Columbia: A five year descriptive study; Canadian Hospitals Injury, Reporting and Prevention Program (CHIRPP);Linn;Inj Prev,1998
4. Child and youth unintentional injury: 10 years in review; 1994-2003: http://www.mhp.gov.on.ca/en/prevention/injury-prevention/skc_injuries.pdf;Safe Kids Canada, 2007
5. Injury Hospitalization 2001–2002; National Trauma Registry 2004;21:;Canadian Institute for Health Information