Increased care at discharge from COVID-19: The association between pre-admission frailty and increased care needs after hospital discharge; a multicentre European observational coh... oleh A. Vilches-Moraga, A. Price, P. Braude, L. Pearce, R. Short, A. Verduri, M. Stechman, J. T. Collins, E. Mitchell, A. G. Einarsson, S. J. Moug, T. J. Quinn, B. Stubbs, K. McCarthy, P. K. Myint, J. Hewitt, B. Carter, on behalf of the COPE Study