We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSources of Variation and Bias in Studies of Diagnostic Accuracy: A Systematic ReviewAuthorsWhiting, Penny; Rutjes, Anne W.S.; Reitsma, Johannes B.; Glas, Afina S.; Bossuyt, Patrick M.M.; Kleijnen, JosPublicationAnnals of Internal Medicine, 2004, Vol 140, Issue 3, p189ISSN0003-4819Publication typearticleDOI10.7326/0003-4819-140-3-200402030-00010