- Correspondence to Dr Karim M Khan, Department of Family Practice and School of Kinesiology, Centre for Hip Health & Mobility, The University of British Columbia, 769-2635 Laurel Street, Vancouver, BC, Canada V5Z 1M9;
- Received November 20, 2012
- Revised November 20, 2012
- Accepted November 20, 2012
- First published December 12, 2012.
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