“Epidemiological Characteristics of Patients Infected With SARS-CoV-2 in Itapúa, Paraguay, from August 2020 to January 2021”. Journal on studies and research of academic knowledge, no. 16 (March 15, 2022): e2022005. Accessed October 21, 2025. https://revistas.uni.edu.py/index.php/rseisa/article/view/306.