Costa, Aratã Oliveira Cortez, Humberto de Carvalho Aragão Neto, Ana Paula Lopes Nunes, Ricardo Dias de Castro, and Reinaldo Nóbrega de Almeida. “COVID-19: Is Reinfection Possible?”. EXCLI Journal 20 (March 2, 2021): 522–536. Accessed April 26, 2024. https://www.excli.de/index.php/excli/article/view/3383.