Santos, C. E. dos; Klug, D.; Campos, L.; Losekann, M. V.; Nunes, T. da S.; Cruz, R. P. Analysis of the Perroca Scale in Palliative Care Unit. Rev. Esc. Enferm. USP 2018, 52, e03305. https://doi.org/10.1590/s1980-220x2017037503305.