title: Methodology of clinical epidemiologic research and how to report and systematically review it. Editor's note.
authors.forename: J Andre
authors.initials: JA
authors.lastname: Knottnerus
authors.forename: Peter
authors.initials: P
authors.lastname: Tugwell
mesh_terms: D004812:Epidemiologic Methods; D006801:Humans; D012107:Research Design; D012196:Review Literature as Topic