AU - Seuc Jo, Armando H. AU - Silva Aycaguer, Luis Carlos. AU - Peñalvo, Jose Luis. AU - Fernandez Gonzalez, Lisbeth. N1 - PPU; CHECK. PY - 2021. Y1 - 2021. N2 - Epidemiology and the statistical-mathematical methods associated with it are fields that acquire relevance in light of the confrontation with the SARS-CoV-2 epidemic in Cuba..