Cite
MLA Citation
David Cheng et al.. “Updating and Validating the U.S. Veterans Affairs Frailty Index: Transitioning From ICD-9 to ICD-10.” Journals of gerontology, vol. 76, 2021, pp. 1318–1325. http://access.bl.uk/ark:/81055/vdc_100132607172.0x000022