SILVA SAMPAI , R. C. .; MATOS, T. de P. .; SANTANA ALENCAR, K. C. .; ZAVALA, R. . . Frequency of internation by COVID-19 in the year 2020 in the Regional Hospital of Caacupé. UMAX Scientific Journal, [S. l.], v. 1, n. 2, p. 53–59, 2021. Disponível em: https://revista.umax.edu.py/index.php/rcumax/article/view/18. Acesso em: 8 nov. 2026.