Searching grey literature

Grey Literature is the term commonly used to refer to literature which has not yet been published. This type of material is often searched when conducting advanced literature searches including Systematic Reviews to ensure that the latest research and findings are included.

If you are looking for help and guidance on searching the grey literature two useful resources which may help you include:

• Grey Matters - produced by the Canadian Agency for Drugs & Technologies in Health, Grey Matters includes a checklist of possible sites to consider and basic search tips for each one.
• Open Grey - a multidisciplinary database bringing the resources of various European information partners together