Do Cough and Sputum Production Predict COPD Exacerbations?: The Evidence Is Growing
- PMID: 31590704
- DOI: 10.1016/j.chest.2019.06.023
Do Cough and Sputum Production Predict COPD Exacerbations?: The Evidence Is Growing
Comment on
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The St. George's Respiratory Questionnaire Definition of Chronic Bronchitis May Be a Better Predictor of COPD Exacerbations Compared With the Classic Definition.Chest. 2019 Oct;156(4):685-695. doi: 10.1016/j.chest.2019.03.041. Epub 2019 May 15. Chest. 2019. PMID: 31047955 Free PMC article.
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