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Neder JA, Berton DC, O'Donnell DE. Absence of airflow obstruction on spirometry: can it still be COPD? J Bras Pneumol 2021; 46:e20200602. [PMID: 33439928 PMCID: PMC7909991 DOI: 10.36416/1806-3756/e20200602] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
Affiliation(s)
- José Alberto Neder
- . Pulmonary Function Laboratory and Respiratory Investigation Unit, Division of Respirology, Kingston Health Science Center & Queen's University, Kingston, ON, Canada
| | - Danilo Cortozi Berton
- . Unidade de Fisiologia Pulmonar, Hospital de Clínicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre (RS) Brasil
| | - Denis E O'Donnell
- . Pulmonary Function Laboratory and Respiratory Investigation Unit, Division of Respirology, Kingston Health Science Center & Queen's University, Kingston, ON, Canada
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