- Correspondence to Dr Tron Krosshaug, Department of Sports Medicine, Norwegian School of Sport Sciences, Oslo Sports Trauma Research Center, 0863 Oslo, Norway;
- Accepted September 18, 2019
- First published October 14, 2019.
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.