NLM is the world's largest biomedical library and a national resource for health professionals, scientists, and the public.

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The National Center for Biotechnology Information advances science and health by providing access to biomedical and genomic information.

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PubMed comprises more than 37 million citations for biomedical literature from MEDLINE, life science journals, and online books.

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PubMed Central (PMC) is a free full-text archive of biomedical and life sciences journal literature at the US National Institutes of Health's National Library ...

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A BioProject is a collection of biological data related to a single initiative, originating from a single organization or from a consortium.

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A portal to gene-specific content based on NCBI's RefSeq project, information from model organism databases, and links to other resources.<br />

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Search all biomedical databases provided by the National Center for Biotechnology Information (NCBI), an agency of the U.S. National Library of Medicine at ...