Journal of Bone and Joint Surgery · 2018 · 156 citations · 25 references
Therapeutic Level II. See Instructions for Authors for a complete description of levels of evidence.
25
Marshal F. Folstein, Susan E. Folstein, Paul R. McHugh · Journal of Psychiatric Research · 1975 · 85.9K citations
Frailty in Older Adults: Evidence for a Phenotype
Linda P. Fried, Catherine M. Tangen, Jeremy Walston et al. · The Journals of Gerontology Series A · 2001 · 23.5K citations · Full text
Functional evaluation : Barthel index
F. I. Mahonery · Medical Entomology and Zoology · 1965 · 12.9K citations