title: Randomised controlled trial to meta-analysis ratio: a reply from a group producing systematic reviews.
authors.forename: Robert
authors.initials: R
authors.lastname: Weir
authors.forename: Susan
authors.initials: S
authors.lastname: Bidwell
mesh_terms: D000043:Abstracting and Indexing / Q000706:statistics & numerical data; D006801:Humans; D016239:MEDLINE / Q000706:statistics & numerical data; D015201:Meta-Analysis as Topic; D010506:Periodicals as Topic / Q000706:statistics & numerical data* / Q000639:trends; D016032:Randomized Controlled Trials as Topic; D012196:Review Literature as Topic