"Contact Lenses" 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.
Lenses designed to be worn on the front surface of the eyeball. (UMDNS, 1999)
Below are MeSH descriptors whose meaning is more general than "Contact Lenses".
Below are MeSH descriptors whose meaning is more specific than "Contact Lenses".
This graph shows the total number of publications written about "Contact Lenses" by people in this website by year, and whether "Contact Lenses" was a major or minor topic of these publications.
To see the data from this visualization as text, click here.