Harmonising knee pain patient-reported outcomes: a systematic literature review and meta-analysis of Patient Acceptable Symptom State (PASS) and individual participant data (IPD) by Georgopoulos, V, Smith, S, McWilliams, DF, Steultjens, MPM, Williams, A, Price, A, Valdes, AM, Vincent, TL, Watt, FE, Walsh, DA

Can continuous knee pain outcome measures be harmonised? by Georgopoulos, V, Perry, TA, Smith, SL, McWilliams, DF, Gohir, S, Valdes, AM, Steultjens, M, Woodburn, J, Vincent, TL, Watt, FE, Walsh, DA