title: Systematic reviews: what do they involve?
abstract: Systematic reviews are a source of evidence to guide practice and identify the need for future research. This article gives an outline of the methods involved in conducting systematic reviews, including the identification of a review topic, searching literature, selecting studies to be reviewed and synthesising study findings.
authors.affiliation: NHS Centre for Reviews and Dissemination, University of York.
authors.forename: K
authors.initials: K
authors.lastname: Bannigan
authors.forename: J
authors.initials: J
authors.lastname: Droogan
authors.forename: V
authors.initials: V
authors.lastname: Entwistle
mesh_terms: D019317:Evidence-Based Medicine; D017408:Guidelines as Topic; D006801:Humans; D015203:Reproducibility of Results; D012107:Research Design; D012196:Review Literature as Topic