An independent publishing house committed to providing immediate open access to peer-reviewed biomedical research.

An occupational disease database containing hazardous chemical information and job related diseases.

Public resource for summaries of evidence-based clinical practice guidelines. Allows for side-by-side comparison of similar guidelines from different organizations, and provides source, status, and classification information for each guideline. Sponsored by the Agency for Healthcare Research and Quality, in partnership with the U.S. Department of Health & Human Services.

Open access journals provided by a non-profit organizational of scientists committed to making the world's scientific literature a free public resource.

A database from the U.S. National Library of Medicine that includes more than 16 million citations from MEDLINE and other life science journals for biomedical articles back to the 1950s.

The U.S. National Institutes of Health (NIH) free digital archive of biomedical and life sciences journal literature.