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A randomised non-inferiority controlled trial of a single versus a four intradermal sterile water injection technique for relief of continuous lower back pain during labour

Nigel Lee*, Peter Coxeter, Michael Beckmann, Joan Webster, Vanessa Wright, Tric Smith and Sue Kildea

BMC Pregnancy and Childbirth 2011, 11:21  doi:10.1186/1471-2393-11-21

Pre-publication versions of this article and reviewers' reports

Original Submission - Version 1 Manuscript 17 Dec 2010
Resubmission - Version 2 12 Feb 2011
Resubmission - Version 3 Manuscript Author's comment 12 Feb 2011
Resubmission - Version 4 Manuscript 19 Feb 2011
Editorial acceptance 10 Mar 2011
Editor's comment Editor's comment 10 Mar 2011
Published 23 Mar 2011