"Hydrogels" 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.
Water swollen, rigid, 3-dimensional network of cross-linked, hydrophilic macromolecules, 20-95% water. They are used in paints, printing inks, foodstuffs, pharmaceuticals, and cosmetics. (Grant & Hackh's Chemical Dictionary, 5th ed)
Below are MeSH descriptors whose meaning is more general than "Hydrogels".
Below are MeSH descriptors whose meaning is more specific than "Hydrogels".
This graph shows the total number of publications written about "Hydrogels" by people in the URMC Research Network by year, and whether "Hydrogels" was a major or minor topic of these publication.