title: Users' Guides to the Medical Literature: XIX. Applying clinical trial results B. Guidelines for determining whether a drug is exerting (more than) a class effect.
authors.affiliation: National Health Service Research and Development Centre for Evidence-Based Medicine, John Radcliffe Hospital, Oxford, England.
authors.forename: F A
authors.initials: FA
authors.lastname: McAlister
authors.forename: A
authors.initials: A
authors.lastname: Laupacis
authors.forename: G A
authors.initials: GA
authors.lastname: Wells
authors.forename: D L
authors.initials: DL
authors.lastname: Sackett
mesh_terms: D002986:Clinical Trials as Topic; D003657:Decision Making; D011307:Drug Prescriptions; D004363:Drug Utilization; D019317:Evidence-Based Medicine; D008491:Medical Informatics Applications; D010506:Periodicals as Topic; D004364:Pharmaceutical Preparations / Q000145:classification*; D013810:Therapeutic Equivalency
chemical_list: D004364:Pharmaceutical Preparations