Neder José Alberto, Berton Danilo Cortozi, O'Donnell Denis E
. Pulmonary Function Laboratory and Respiratory Investigation Unit, Division of Respirology and Sleep Medicine, Kingston Health Science Center & Queen's University, Kingston (ON) Canada.
. Unidade de Fisiologia Pulmonar, Hospital de Clínicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre (RS) Brasil.
J Bras Pneumol. 2020 Mar 2;46(1):e20200019. doi: 10.1590/1806-3713/e20200019.