"Pressure" 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 type of stress exerted uniformly in all directions. Its measure is the force exerted per unit area. (McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)

This graph shows the total number of publications written about "Pressure" by people in this website by year, and whether "Pressure" was a major or minor topic of these publications.
Bar chart showing 6479 publications over 30 distinct years, with a maximum of 504 publications in 2014
To see the data from this visualization as text, click here.