BMC has an evolving portfolio of some 300 peer-reviewed journals, sharing discoveries from research communities in science, technology, engineering and medicine. All BioMed Central research articles can be browsed, downloaded and viewed without registering, but registration is required to search the site. Includes articles from 1999 to present.
Over 200 open-access journals; articles receive peer review.
Search a collection of very specialized databases (protein, genome, nucleotide, for example) from the National Center for Biotechnology Information. Includes a PubMed search as well.
An index of journal articles about medicine, nursing, dentistry, veterinary medicine, and public health from 1950 to the present. It includes MEDLINE and some additional sources as well. Citations only.