We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBias in meta-analysis detected by a simple, graphical test. Graphical test is itself biased.AuthorsIrwig, L; Macaskill, P; Berry, G; Glasziou, PPublicationBMJ (British Medical Journal), 1998, Vol 316, Issue 7129, p470ISSN0959-8138Publication typearticle