Embase is a highly versatile, multipurpose and up-to-date biomedical research and literature database. Embase allows you to build comprehensive systematic reviews so that you can thoroughly study all of the published literature on a particular topic and make the best-informed evidence-based medicine decisions. It covers the most important international biomedical literature from 1947 to the present day and all articles are indexed in depth using Elsevier's Life Science thesaurus Embase Indexing and Emtree®. Emtree provides a list of subject headings unique to Embase. Biomedical terms are organized by broader and narrower terms as Emtree subject headings will retrieve most associated synonyms for the entered term.