Bezerra , Jefika, Fernando Henrique Martins Fernandes, Rodolfo de Souza Nascimento, Neylan Leal Dias, and Jefferson Bezerra. “The First Year of the SARS-CoV-2 Pandemic in Maringá-PR : Real-Time Surveillance and Evaluation With a Second Derivative Model”. Sigmae 12, no. 3 (December 31, 2023): 51–59. Accessed November 23, 2024. https://publicacoes.unifal-mg.edu.br/revistas/index.php/sigmae/article/view/2257.