[1] Wits JBI Ctr Evidenced Based Practice, Johannesburg, South Africa
[2] Univ Witwatersrand, Fac Hlth Sci, Physiotherapy Dept, Johannesburg, South Africa
[3] Univ Witwatersrand, Fac Hlth Sci, Wits Sport & Hlth Res Grp, Johannesburg, South Africa
[4] SefakhoMakgatho Hlth Sci Univ, Fac Hlth Sci, Physiotherapy Dept, Ga Rankuwa, South Africa
[5] Univ Oxford, Ctr Sport Exercise & Osteoarthritis Res Versus Ar, Nuffield Dept Orthopaed Rheumatol & Musculoskelet, Oxford, England
[6] Linkoping Univ, Dept Hlth Med & Caring Sci HMV, Unit Physiotherapy, Linkoping, Sweden
[7] La Trobe Univ, Sch Allied Hlth Human Serv & Sport, Melbourne, Vic, Australia
[8] Univ Canberra, Univ Canberra Res Inst Sport & Exercise UCRISE, Canberra, ACT, Australia