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International ranking systems for universities and institutions: a critical appraisal

John PA Ioannidis*, Nikolaos A Patsopoulos, Fotini K Kavvoura, Athina Tatsioni, Evangelos Evangelou, Ioanna Kouri, Despina G Contopoulos-Ioannidis and George Liberopoulos

BMC Medicine 2007, 5:30  doi:10.1186/1741-7015-5-30

Pre-publication versions of this article and reviewers' reports

Original Submission - Version 1 04 Jul 2007
Reviewer's Report Hans Karle 07 Aug 2007
Reviewer's Report Amy Blue 17 Aug 2007
Resubmission - Version 2 Manuscript Author's comment 24 Aug 2007
Reviewer's Report Amy Blue 31 Aug 2007
Editorial acceptance 25 Sep 2007
Published 25 Oct 2007