1 Swedish Winter Sports Research Centre, Department of Health Sciences, Mid Sweden University, Sweden. Electronic address: craig.staunton@miun.se.
2 Department of Sport, Health, and Exercise Science, The University of Hull, United Kingdom.
3 Carnegie Applied Rugby Research (CARR) Centre, Carnegie School of Sport, Leeds Beckett University, United Kingdom; Leeds Rhinos Rugby League Club, United Kingdom.
4 Holsworth Research Initiative, La Trobe Rural Health School, La Trobe University, Australia.