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This website will be retired in July 2026.
Read more about the modernization release schedule in this announcement.
Contact the NLM Help Desk with any questions or concerns.
Technical Notes
PubMed® Subject Subset Strategies Updated
February 10, 2006 [posted]
All PubMed subject subset strategies are reviewed at least once a year to check for possible revisions due to MeSH vocabulary changes, to add or delete terms, or to modify parts of the strategies. The following subset strategies were recently revised: Bioethics, Cancer, Complementary Medicine, Space Life Sciences, Toxicology. The Systematic Reviews subset was revised in December 2005.
