covers life science and biomedical research literature published from more than 4,300 journals internationally. Its coverage extends from 1992 to the present.
This search engine searches for scholarly research across many disciplines and sources. By starting your Google search from the SPU pages, the results will link to SPU-owned full-text.
This multi-disciplinary database provides full text for more than 8,500 journals, including nearly 7,300 peer-reviewed titles. Its coverage ranges back as far as 1887 for some titles.
Example and Tools for Annotating Articles you read