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机译:The association between frailty risk and COVID-19-associated all-mortality in hospitalised older people: a national cohort study (June, 10.1007/s41999-022-00668-8, 2022)
University of London,UCL;
Swansea Univ;
NHS EnglandSt Georges Univ Hosp NHS TrustUniv Hosp LeicesterRoyal Free London NHS Fdn TrustLondon Sch EconUniv WarwickUCL;