Cochrane Library (Wiley)
A collection of evidence-based medicine databases, including the Cochrane Database of Systematic Reviews (Cochrane Reviews), the Database of Abstracts of Reviews of Effects (DARE), the Cochrane Central Register of Controlled Trials (CENTRAL), the Cochrane Database of Methodology Reviews (Methodology Reviews), the Health Technology Assessment Database (HTA), and the NHS Economic Evaluation Database (NHS EED). Includes full text, systematic reviews of empirical studies, complete with graphs, figures, odds-ratio diagrams, and tables, many of which can be manipulated for statistical analysis.