1. Frailty in older adults: evidence for a phenotype;Fried;J Gerontol A Biol Sci Med Sci,2001
2. Frailty: an emerging public health priority;Cesari;J Am Med Dir Assoc,2016
3. Frailty in elderly people;Clegg;Lancet,2013
4. Interventions for frailty among older adults with cardiovascular disease: JACC state-of-the-art review;Ijaz;J Am Coll Cardiol,2022
5. Impact of frailty on mortality and hospitalization in chronic heart failure: a systematic review and meta-analysis;Yang;J Am Heart Assoc,2018