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PubMed subject filter strategies are reviewed each year to determine if modifications are necessary. Modifications may include revisions due to changes in Medical Subject Heading (MeSH) vocabulary or MEDLINE journals, adding or deleting terms, and changing parts of a strategy to optimize retrieval. The following subset strategies were recently revised: Bioethics Cancer Complementary Medicine Dietary… Read More »
Registration links are available for the next PubMed for Librarians webinar series, offered by the National Network of Libraries of Medicine Training Office (NTO). Further details are available in the NLM Technical Bulletin. PubMed for Librarians: Introduction Date and time: Thursday, March 8, 10:00—11:30 AM PST PubMed for Librarians: MeSH Date and time: Thursday, March… Read More »
In April 2018, NLM will start limiting the length of PubMed custom filters to 4,000 characters, and asterisks (*) for truncation will no longer be allowed in these filters. The limitation of this My NCBI feature is being introduced to address resource-intensive demands on the system and to continue providing a rapid response time for… Read More »
MetaMap is a highly configurable program developed by Dr. Alan (Lan) Aronson at the National Library of Medicine to map biomedical text to the UMLS Metathesaurus or, equivalently, to discover Metathesaurus concepts referred to in text. MetaMap uses a knowledge-intensive approach based on symbolic, natural-language processing (NLP) and computational-linguistic techniques. Besides being applied for both… Read More »
Registration is available for a newly expanded series of interactive workshops which will introduce new users to the basics of using EDirect to access the exact PubMed data needed, in the most appropriate format. Over the course of five 90-minute sessions (plus optional “office hours”), participants will learn how to use EDirect commands to access… Read More »