- Correspondence to Dr Andrew Murray, Department of Sport and Exercise and Physical Activity for Health Research Centre, University of Edinburgh, Edinburgh EH8 9YL, UK;
- Received November 4, 2017
- Accepted November 8, 2017
- First published December 4, 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.