"USSR" 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.
A country located from the Baltic and Black seas to the Pacific Ocean and, for a time including 15 Soviet Socialist Republics. The capital was Moscow.
- Soviet Union
- Union of Soviet Socialist Republics
Below are MeSH descriptors whose meaning is more general than "USSR".
Below are MeSH descriptors whose meaning is more specific than "USSR".
This graph shows the total number of publications written about "USSR" by people in this website by year, and whether "USSR" was a major or minor topic of these publications.
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Below are the most recent publications written about "USSR" by people in Profiles.