A simple mathematical model for the evaluation of the long first wave of the COVID-19 pandemic in Brazil oleh Yuanji Tang, Tamires D. A. Serdan, Amanda L. Alecrim, Diego R. Souza, Bruno R. M. Nacano, Flaviano L. R. Silva, Eliane B. Silva, Sarah O. Poma, Matheus Gennari-Felipe, Patrícia N. Iser-Bem, Laureane N. Masi, Sherry Tang, Adriana C. Levada-Pires, Elaine Hatanaka, Maria F. Cury-Boaventura, Fernanda T. Borges, Tania C. Pithon-Curi, Marli C. Curpertino, Jarlei Fiamoncini, Carol Gois Leandro, Renata Gorjao, Rui Curi, Sandro Massao Hirabara