[1
]
Sport Injury Prevention Research Centre, Faculty of Kinesiology, University of Calgary,
Calgary, Alberta, Canada caemery@ucalgary.ca.
[2
]
Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary,
Alberta, Canada.
[3
]
Sport Injury Prevention Research Centre, Faculty of Kinesiology, University of Calgary,
Calgary, Alberta, Canada.
[4
]
Faculty of Medicine, University of British Columbia, Vancouver, Alberta, Canada.
[5
]
Department of Educational Psychology, Faculty of Education, University of Alberta,
Edmonton, Alberta, Canada.
[6
]
Depatment of Family Medicine, Faculty of Medicine and Dentistry, University of Alberta,
Edmonton, Alberta, Canada.
[7
]
Department of Physical Education, Laval University, Quebec, Quebec, Canada.
[8
]
Faculty of Health, York University, Toronto, Ontario, Canada.
[9
]
Department of Paediatrics, Cumming Scjhool of Medicine, University of Calgary, Calgary,
Alberta, Canada.