OA Trial Bank 2017, ' Subgrouping and TargetEd Exercise pRogrammes for knee and hip OsteoArthritis (STEER OA) : a systematic review update and individual participant data meta-analysis protocol ', BMJ Open, vol. 7, no. 12, e018971, pp. e018971 . https://doi.org/10.1136/bmjopen-2017-018971 BMJ Open, 7(12). BMJ Publishing Group BMC Open, 12, 7, e18971 BMJ Open Sport & Exercise Medicine. BMJ Publishing Group BMJ Open, 7(12):e018971. BMJ Publishing Group BMJ Open, 7, e018971 Holden, M A, Burke, D L, Runhaar, J, van Der Windt, D, Riley, R D, Dziedzic, K, Legha, A, Evans, A L, Abbott, J H, Baker, K, Brown, J, Bennell, K L, Bossen, D, Brosseau, L, Chaipinyo, K, Christensen, R, Cochrane, T, de Rooij, M, Doherty, M, French, H P, Hickson, S, Hinman, R S, Hopman-Rock, M, Hurley, M V, Ingram, C, Knoop, J, Krauss, I, McCarthy, C, Messier, S P, Patrick, D L, Sahin, N, Talbot, L A, Taylor, R, Teirlinck, C H, van Middelkoop, M, Walker, C, Foster, N E & OA Trial Bank 2017, ' Subgrouping and TargetEd Exercise pRogrammes for knee and hip OsteoArthritis (STEER OA) : a systematic review update and individual participant data meta-analysis protocol ', BMJ Open, vol. 7, no. 12, pp. e018971 . https://doi.org/10.1136/bmjopen-2017-018971 BMJ Open