The journal of nutrition health & aging · 2019 · 20 citations · 19 references
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A standard procedure for creating a frailty index
Samuel D. Searle, Arnold Mitnitski, Evelyne A. Gahbauer et al. · BMC Geriatrics · 2008 · 3.4K citations · Full text
Validity and reliability of the Edmonton Frail Scale
Darryl Rolfson, Sumit R. Majumdar, Ross T. Tsuyuki et al. · Age and Ageing · 2006 · 1.6K citations · Full text