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IMOP: randomised placebo controlled trial of outpatient cervical ripening with isosorbide mononitrate (IMN) prior to induction of labour – clinical trial with analyses of efficacy, cost effectiveness and acceptability

  • Shrikant Bollapragada1,
  • Fiona Mackenzie2,
  • John Norrie3,
  • Stavros Petrou4,
  • Margaret Reid5,
  • Ian Greer1,
  • Inass Osman1 and
  • Jane E Norman1Email author
BMC Pregnancy and Childbirth20066:25

DOI: 10.1186/1471-2393-6-25

Received: 20 June 2006

Accepted: 25 July 2006

Published: 25 July 2006

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Open Peer Review reports

Pre-publication versions of this article and author comments to reviewers are available by contacting

Original Submission
20 Jun 2006 Submitted Original manuscript
Resubmission - Version 2
Submitted Manuscript version 2
20 Jul 2006 Author responded Author comments - Jane Norman
Resubmission - Version 3
20 Jul 2006 Submitted Manuscript version 3
25 Jul 2006 Editorially accepted
25 Jul 2006 Article published 10.1186/1471-2393-6-25

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 and author comments to reviewers are available by contacting All previous versions of the manuscript and all author responses to the reviewers are also available.

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

Authors’ Affiliations

Division of Developmental Medicine, Glasgow Royal Infirmary
Princess Royal Maternity Hospital, Glasgow Royal Infirmary
Centre for Healthcare Randomised Trials (CHaRT), Health Services Research Unit, Aberdeen University, Applicant and Trial Statistician CHaRT
National Perinatal Epidemiology Unit, Institute of Health Sciences
Public Health, University of Glasgow, Public Health and Health Policy, Division of Community Based Sciences, University of Glasgow