Silva, R.M. da, Mateus de Morais Auriglietti, L. e Tomé, L.H.P. 2024. Empirical analysis on the efficiency of masks and 70% alcohol in fighting Coronavirus: an analysis for the service sector. Revista Economia Ensaios. 39, 2 (dez. 2024). DOI:https://doi.org/10.14393/REE-v39n2a2024-67225.