We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA new system for grading recommendations in evidence based guidelines.AuthorsHarbour, R; Miller, JPublicationBMJ (Clinical research ed.), 2001, Vol 323, Issue 7308, p334ISSN0959-8138Publication typeJournal ArticleDOI10.1136/bmj.323.7308.334