Use databases to search for research articles by topic, author, and other fields.
Search 24+ million biomedical literature citations. Filter your search results for free full text articles.
A searchable free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine.
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Broadly search the scholarly literature. However, many of the articles are not available as free full text.
A tool for finding and using high-quality clinical research evidence.
Authoritative U.S. government science information including research and development results.