title: Practice guidelines: to be or not to be.
authors.affiliation: RAND Health Sciences Program, Santa Monica, CA 90407, USA.
authors.forename: R H
authors.initials: RH
authors.lastname: Brook
mesh_terms: D018166:Health Care Reform; D006801:Humans; D008329:Managed Care Programs; D017410:Practice Guidelines as Topic; D011785:Quality Assurance, Health Care; D014481:United States; D016270:United States Agency for Healthcare Research and Quality