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Updated: Feb 19, 2026

Generation of a Chronic Obstructive Pulmonary Disease Model in Mice by Repeated Ozone Exposure
Published on: August 25, 2017
Identifying prognostic factors in chronic obstructive pulmonary disease patients
1Department of Emergency, Salnés County Hospital, Pontevedra, Spain.
No abstract available in PubMed .
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Symptoms of COPD can be classified as primary or systemic. Primary symptoms relate to reduced airflow, while systemic or extrapulmonary symptoms relate to COPD's broader impact on the body.
Primary Symptoms of COPD: