Frailty and risk of mortality and hospitalization in nursing home residents affected by COVID-19. Geriatric Care, [S. l.], v. 7, n. 1, 2021. DOI: 10.4081/gc.2021.9635. Disponível em: https://www.pagepressjournals.org/gc/article/view/9635. Acesso em: 26 may. 2026.