Funding for this research was provided by:
Newcastle University
Article History
Received: 26 May 2020
Accepted: 22 October 2020
First Online: 8 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This is a systematic review. The Department of Sport, Exercise and Rehabilitation Ethics Committee at Northumbria University has confirmed that no ethical approval was required.
: This is a systematic review and therefore informed consent was not required. This is a systematic review and therefore consent for publication is not required.