1. School of Population and Public Health; University of British Columbia; Vancouver BC Canada
2. Department of Paediatrics; University of Calgary; Calgary AB Canada
3. Sports Injury Prevention Research Centre; University of Calgary; Calgary AB Canada
4. Department of Pediatrics and Child Health; University of Manitoba; Winnipeg MB Canada
5. WinSport; Calgary AB Canada
6. Department of Physical Education; Laval University; Québec City QC Canada
7. Alberta Children's Hospital Research Institute; University of Calgary; Calgary AB Canada
8. O'Brien Institute of Public Health; University of Calgary; Calgary AB Canada
9. Department of Community Health Sciences; University of Calgary; Calgary AB Canada