"Crowns" 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 prosthetic restoration that reproduces the entire surface anatomy of the visible natural crown of a tooth. It may be partial (covering three or more surfaces of a tooth) or complete (covering all surfaces). It is made of gold or other metal, porcelain, or resin.

This graph shows the total number of publications written about "Crowns" by people in this website by year, and whether "Crowns" was a major or minor topic of these publications.
Bar chart showing 1110 publications over 27 distinct years, with a maximum of 108 publications in 2014
To see the data from this visualization as text, click here.