Oliveira, A., Santos, I. and Torres, A. 2021. Preliminary validation study of the Portuguese version of the Functional Assessment of Cancer Therapy - Cognitive Function (FACT-Cog) – Version 3. Journal of Statistics on Health Decision. 3, 1 (Jul. 2021), 87-90. DOI:https://doi.org/10.34624/jshd.v3i1.24904.