- Correspondence to Dr Brian W Benson, Department of Clinical Neurosciences, Faculty of Medicine, and Sport Medicine Centre, Faculty of Kinesiology, University of Calgary, 2500 University Drive N.W., Calgary, Alberta, Canada, T2N 1N4;
- Received January 24, 2013
- Accepted January 25, 2013
- First published March 11, 2013.
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