PubMed comprises more than 28 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text. Updated daily. Coverage may go back to 1940s and older.
Embase - another crucial resource for discovering biomedical evidence within published, peer-reviewed literature, in-press publications and conference abstracts. Full-text indexing of drug, disease and medical device data - supported by Emtree - helps retrieve precise answers to search queries. Coverage is 1974 to present.
Reviews of clinical comparative effectiveness research (CER), with easy-to-read summaries for consumers as well as full technical reports. CER finds answers to the question “What works?” in medical and health care.
Scopus is a large abstract and citation database of research literature and web sources. Updated daily. Find citations by topic or author.
Find author or journal metrics.
From 1960 to present. Cited references go back much further.
Find evidence fast.Trip is a clinical search engine designed to allow users to quickly and easily find and use high-quality research evidence to support their practice and/or care. Register for free access. Premium Pro account is fee-based.