Alves B, Dias MH, Kopanski JC, Zavala R. Perception of users of the Regional Hospital of Caacupé about the COVID-19 pandemic. 2021. Rev. cient. UMAX [Internet]. 2021 Dec. 20 [cited 2026 Nov. 8];1(2):44-52. Available from: https://revista.umax.edu.py/index.php/rcumax/article/view/17