Pulmonary Disease, Chronic Obstructive

"Pulmonary Disease, Chronic Obstructive" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.
MeSH information
A disease of chronic diffuse irreversible airflow obstruction. Subcategories of COPD include CHRONIC BRONCHITIS and PULMONARY EMPHYSEMA.

This graph shows the total number of publications written about "Pulmonary Disease, Chronic Obstructive" by people in this website by year, and whether "Pulmonary Disease, Chronic Obstructive" was a major or minor topic of these publications.
Bar chart showing 20035 publications over 23 distinct years, with a maximum of 1763 publications in 2018
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