title: Empty systematic reviews: hidden perils and lessons learned.
authors.affiliation: School of Nursing, University of Ottawa, 635 Powell Avenue, Mount Royal, Quebec, H3R 1L7 Canada. ariella.lang@sympatico.ca
authors.forename: Ariella
authors.initials: A
authors.lastname: Lang
authors.forename: Nancy
authors.initials: N
authors.lastname: Edwards
authors.forename: Andrea
authors.initials: A
authors.lastname: Fleiszer
mesh_terms: D016206:Databases, Bibliographic; D012107:Research Design; D012196:Review Literature as Topic; D009626:Terminology as Topic