title: [Report from the United States: an international work group develops a united system for evaluating recommendations].
authors.forename: Yngve
authors.initials: Y
authors.lastname: Falck-Ytter
mesh_terms: D003695:Delivery of Health Care / Q000592:standards*; D006801:Humans; D007391:International Cooperation; D011785:Quality Assurance, Health Care; D014481:United States