- Correspondence to Dr Jackie L Whittaker, Faculty of Rehabilitation Medicine, University of Alberta, Edmonton, Alberta T6G 2G4, Canada;
- Accepted 8 September 2017
- Published online 10 October 2017.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.