Paludetto Junior, M. . (2024) “COVID-19 in Arapongas city – State of Paraná – Brazil: Evolution and effects of vaccination between March 2020 and June 2023”, Sigmae, 12(3), pp. 201–212. Available at: https://publicacoes.unifal-mg.edu.br/revistas/index.php/sigmae/article/view/2236 (Accessed: 3 July 2024).