This chart has been designed to assist searchers effectively use the databases most commonly used by the University's Biomedical students, faculty and staff. How to use th chart: find the appropriate database in the left hand column, and then follow that row to see how that database uses Boolean operators, truncation and wildcards. For a detailed illustration of how certain words/symbols are used within a given database just click on the words/symbols located within the appropriate boxes. This chart has been designed as a basic guideline only, for more in-depth searching information search database "help" functions or go the the library's tutorials page.