[1] Univ Sydney, Sch Publ Hlth, Sydney Med Sch, Sydney, NSW, Australia
[2] Univ Sydney, Fac Hlth Sci, Sydney, NSW, Australia
[3] Univ New South Wales, Neurosci Res Australia, Sch Med Sci, Sydney, NSW, Australia
[4] Bournemouth Univ, Fac Hlth & Social Sci, Bournemouth, Dorset, England
[5] Football Assoc, FA Ctr Disabil Football Res, Burton Upon Trent, England
[6] Univ Nottingham, Sch Hlth Sci, Div Physiotherapy & Rehabil Sci, Nottingham, England
[7] Univ Newcastle, Sch Med & Publ Hlth, Hunter Med Res Inst, Newcastle, NSW, Australia
[8] Hunter New England Local Hlth Dist, Hunter New England Populat Hlth, Newcastle, NSW, Australia
[9] Ctr Pain Hlth & Lifestyle, Sydney, NSW, Australia