Moraes, E. N. de; Carmo, J. A. do; Moraes, F. L. de; Azevedo, R. S.; Machado, C. J.; Montilla, D. E. R. Clinical-Functional Vulnerability Index-20 (IVCF-20): Rapid Recognition of Frail Older Adults . Rev. saúde pública 2016, 50, 81. https://doi.org/10.1590/s1518-8787.2016050006963.