"Pupil" 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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The aperture in the iris through which light passes.

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This graph shows the total number of publications written about "Pupil" by people in this website by year, and whether "Pupil" was a major or minor topic of these publications.
Bar chart showing 25 publications over 16 distinct years, with a maximum of 3 publications in 1994 and 1999 and 2000 and 2020
To see the data from this visualization as text, click here.