Researchers have requested the ability to have available MEDLINE citations in the state they were at a given moment in time without the MeSH vocabulary updates and other revisions that occur during the year. The MEDLINE/PubMed Baseline Repository was set ...

RxNorm Popular

www.nlm.nih.gov/research/umls/rxnorm/

RxNorm, a standardized nomenclature for clinical drugs and drug delivery devices, is produced by the National Library of Medicine (NLM). In this context, a clinical drug is a pharmaceutical product given to (or taken by) a patient with a therapeutic or di ...

structuredabstracts.nlm.nih.gov

Structured abstracts contain distinct labeled sections (e.g., “RESULTS”) for key information from articles they summarize.  If English-language structured abstracts appear in journals that the US National Library of Medicine (NLM) indexes, the labels in t ...

wsd.nlm.nih.gov

Word sense ambiguity is a pervasive characteristic of natural language. For example, the word "cold" has several senses and may refer to a disease, a temperature sensation, or an environmental condition. The specific sense intended is determined by the te ...