MAXNEE, W. Acute exacerbations of COPD. Swiss Medical Weekly, [S. l.], v. 133, n. 1718, p. 247–257, 2003. DOI: 10.4414/smw.2003.10025. Disponível em: https://smw.ch/index.php/smw/article/view/263. Acesso em: 30 nov. 2024.