Galeano, Rosa, Karen Antúnez, Olga Noemí Chamorro, Dara Recalde, Rodrigo López, Johana Kallsen, and Sandra Ocampos. “Adverse Effects to the Vaccines Against COVID-19 in Paraguay in 2021”. Revista científica ciencias de la salud. 5 (January 26, 2023): 1–6. Accessed November 9, 2026. http://www.upacifico.edu.py:8040/index.php/PublicacionesUP_Salud/article/view/273.