Three strategies to measure frailty and/or complex health needs in real world data: An analysis of UK primary care and hospital linked data by Elhussein, L, Ying, HE, Robinson, DE, Delmestri, A, Strauss, VY, Prieto-Alhambra, D

Development and validation of patient-level prediction models for adverse outcomes following total knee arthroplasty in osteoarthritic patients by Williams, R, Reps, J, Ying, HE, Rijnbeek, P, Sena, AG, Prieto-Alhambra, D, Ryan, P