Develop a search strategy:
A comprehensive search should include a combination of subject headings (e.g. MeSH) and a wide range of keywords/phrases for each concept of the research question. Not all databases have subject headings.
The World Wide Web/Internet – Google, specialist websites, Google Scholar
– Subject specific e.g. Education—ERIC: Education Resources Information Centre
Handsearching of specialist journals or books
Contacts with experts
* Grey Literature tutorial from University of Toronto
Core databases to search when undertaking rigorous reviews: