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BMC Medical Research Methodology

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Mechanisms and direction of allocation bias in randomised clinical trials

BMC Medical Research MethodologyBMC series – open, inclusive and trusted201616:133

Received: 12 May 2016

Accepted: 27 September 2016

Published: 7 October 2016

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Open Peer Review reports

Pre-publication versions of this article are available by contacting

Original Submission
12 May 2016 Submitted Original manuscript
Author responded Author comments
Reviewed Reviewer Report
Resubmission - Version 2
Submitted Manuscript version 2
27 Sep 2016 Editorially accepted
7 Oct 2016 Article published 10.1186/s12874-016-0235-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.

Authors’ Affiliations

The Nordic Cochrane Centre, Copenhagen, Denmark
Centre for Evidence-Based Medicine, University of Southern Denmark and Odense University Hospital, Odense, Denmark