title: Meta-analysis: an introduction and point of view.
authors.affiliation: Consultant and Fordham University, New York, NY, USA.
authors.forename: H P
authors.initials: HP
authors.lastname: Friedman
authors.forename: J D
authors.initials: JD
authors.lastname: Goldberg
mesh_terms: D006801:Humans; D015201:Meta-Analysis as Topic; D016032:Randomized Controlled Trials as Topic; D012196:Review Literature as Topic