TOUFEN JUNIOR, C.; PÊGO-FERNANDES, P. M. COVID-19: long-term respiratory consequences. São Paulo Medical Journal, [S. l.], v. 139, n. 5, p. 421–423, 2021. Disponível em: https://periodicosapm.emnuvens.com.br/spmj/article/view/527. Acesso em: 16 oct. 2025.