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Elevators and Escalators

"Elevators and Escalators" 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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Mechanical ascending and descending devices which convey objects and/or people.

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This graph shows the total number of publications written about "Elevators and Escalators" by people in this website by year, and whether "Elevators and Escalators" was a major or minor topic of these publications.
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