A signposting tool to other sources, many of which are major producers of health related grey literature. The CASH database offers a search interface which allows you to search by title, year of publication, category and keywords. It is also browsable by age group, health topic and health functions.
Where CASH really scores though is its production of RSS feeds allowing users to easily stay up to date on a topic.
Coverage begins in 2013 onwards. As a result of it’s signposting role it may be subject to some link rot.