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Open Peer Review Reports for: Item response analysis of the Positive and Negative Syndrome Scale

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Pre-publication versions of this article are available by contacting

Original Submission
2 Jul 2007 Submitted Original manuscript
27 Jul 2007 Reviewed Reviewer Report - David Dozois
16 Aug 2007 Reviewed Reviewer Report - Rolf R. Engel
Resubmission - Version 2
Submitted Manuscript version 2
15 Nov 2007 Editorially accepted
15 Nov 2007 Article published 10.1186/1471-244X-7-66

How does Open Peer Review work?

Open peer review is a system where authors know who the reviewers are, and the reviewers know who the authors are. If the manuscript is accepted, the named reviewer reports are published alongside the article. Pre-publication versions of the article are available by contacting

You can find further information about the peer review system here.