Data4NHS maintains one of the largest healthcare related databases in the UK.  Formerly known as the Blue Book, Data4NHS has been compiling data on the NHS since 1992. This established and trusted resource contains up-to-date, accurate and in-depth information relating to a variety of healthcare professionals working for and supporting the NHS.  Registration is free and only available to NHS professionals with a valid NHS email address.  Register with us to have access to our resources including the Data4NHS national directory, recruitment opportunities, events and courses calendar, surveys and e-bulletin.