We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleImpact of covert duplicate publication on meta-analysis: a case studyAuthorsTramer, M. R; Reynolds, D J. M; Moore, R A.; McQuay, H. JPublicationBMJ, 1997, Vol 315, Issue 7109, p635ISSN0959-8138Publication typearticleDOI10.1136/bmj.315.7109.635