We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleOn the bias produced by quality scores in meta‐analysis, and a hierarchical view of proposed solutions.AuthorsGreenland, Sander; O'rourke, KeithPublicationBiostatistics, 2001, Vol 2, Issue 4, p463ISSN1465-4644Publication typearticleDOI10.1093/biostatistics/2.4.463