Silva Sampai , Rosane Cristina, Thuane de Paula Matos, Kayo César Santana Alencar, and Rosa Zavala. 2021. “Frequency of Internation by COVID-19 in the Year 2020 in the Regional Hospital of Caacupé”. UMAX Scientific Journal 1 (2):53-59. https://revista.umax.edu.py/index.php/rcumax/article/view/18.