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Open Peer Review Reports for: New guidance to improve sample size calculations for trials: eliciting the target difference

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Pre-publication versions of this article are available by contacting

Original Submission
5 Jun 2018 Submitted Original manuscript
17 Jul 2018 Reviewed Reviewer Report - Chao Huang
24 Jul 2018 Reviewed Reviewer Report - Ruth Pickering
30 Jul 2018 Author responded Author comments - Melanie Bell
Resubmission - Version 2
30 Jul 2018 Submitted Manuscript version 2
31 Aug 2018 Editorially accepted
5 Nov 2018 Article published 10.1186/s13063-018-2894-y

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.