Total inspiratory and expiratory impedance in patients with severe chronic obstructive pulmonary disease . Clinics, [S. l.], v. 66, n. 12, p. 2085–2091, 2011. DOI: 10.1590/S1807-59322011001200014. Disponível em: https://revistas.usp.br/clinics/article/view/19333.. Acesso em: 13 may. 2024.