Melo Filho, J., N. B. Moreira, A. S. Vojciechowski, S. Biesek, P. C. B. Bento, and A. R. S. Gomes. “Frailty Prevalence and Related Factors in Older Adults from Southern Brazil: A Cross-Sectional Observational Study”. Clinics, vol. 75, Aug. 2020, p. e1694, doi:10.6061/clinics/2020/e1694.