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This article has Open Peer Review reports available.

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The risk of colorectal cancer with symptoms at different ages and between the sexes: a case-control study

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BMC Medicine20097:17

  • Received: 06 March 2009
  • Accepted: 17 April 2009
  • Published:

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Open Peer Review reports

Pre-publication versions of this article are available by contacting

Original Submission
6 Mar 2009 Submitted Original manuscript
6 Mar 2009 Author responded Author comments - Tom Marshall
Resubmission - Version 2
6 Mar 2009 Submitted Manuscript version 2
17 Apr 2009 Editorially accepted
17 Apr 2009 Article published 10.1186/1741-7015-7-17

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

Academic Unit of Primary Health Care, Department of Community Based Medicine, University of Bristol, Bristol, UK
Department of Public Health and Epidemiology, University of Birmingham, Edgbaston, UK