Till, Kevin http://orcid.org/0000-0002-9686-0536
Weakley, Jonathon
Read, Dale B.
Phibbs, Padraic
Darrall-Jones, Josh
Roe, Greg
Chantler, Sarah
Mellalieu, Stephen
Hislop, Michael
Stokes, Keith
Rock, Andrew
Jones, Ben
Article History
Received: 23 August 2019
Accepted: 13 January 2020
First Online: 21 February 2020
Ethics Approval and Consent to Participate
: Not applicable
: Not applicable
: Keith Stokes is the medical lead at the Rugby Football Union and Mike Hislop is employed by World Rugby but these positions did not influence the article in any way. The authors, Kevin Till, Jonathon Weakley, Dale Read, Padraic Phibbs, Josh Darrall-Jones, Greg Roe, Sarah Chantler, Stephen Mellalieu, Michael Hislop, Keith Stokes, Andrew Rock and Ben Jones, declare that they have no competing interests.