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"Ulcer" 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.

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A lesion on the surface of the skin or a mucous surface, produced by the sloughing of inflammatory necrotic tissue.

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This graph shows the total number of publications written about "Ulcer" by people in this website by year, and whether "Ulcer" was a major or minor topic of these publications.
Bar chart showing 21 publications over 14 distinct years, with a maximum of 3 publications in 2007 and 2020 and 2022
To see the data from this visualization as text, click here.