Free access to Medline,
plus additional features.
- Out-of-scope citations (e.g.,
articles on femtosecond dynamics ...) from certain Medline journals,
primarily general science and chemistry journals,
for which the life sciences articles are indexed for Medline.
- Citations that precede the date that a journal was selected for Medlineindexing.
- Some additional life science journals that submit full text toPubMedCentralTMand receive a qualitative review by NLM.In addition,
PubMed provides access and links to the integrated molecularbiology databases maintained by the National Center for BiotechnologyInformation (NCBI). These databases contain DNA and protein sequences,
genome mapping data,
and 3-D protein structures. Additional NLMbibliographic databases,
such as AIDSLINE,
will be added to PubMed.
- Comprehensive and international in scope. Contains complete references to articles from more than 4000 journals.
- A feature called Linkout allows access to full-text articles of selected journals,
which will be marked with one of these two logos:

- Off-campus users will be asked for their name and Social Security number in order to view full-text articles.
- For more information,
see the PubMed Overview page.
Journals indexed in PubMed.