"Biological Products" 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.
Complex pharmaceutical substances, preparations, or matter derived from organisms usually obtained by biological methods or assay.
This graph shows the total number of publications written about "Biological Products" by people in this website by year, and whether "Biological Products" was a major or minor topic of these publications.
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