http://www.nice.org.uk/guidance/

NICE categorises its guidance by Health topic; Type; Date. NICE guidance is: designed to promote good health and prevent health; produced by the people affected by our work, including health and social care professionals, patients and the public; based on the best evidence; transparent in its development, consistent, reliable and based on a rigorous development process; good value for money, weighing up the cost and benefits of treatments and internationally recognised for its excellence.