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Open Peer Review Reports for: Caesarean section by maternal age group among singleton deliveries and primiparous Japanese women: a secondary analysis of the WHO Global Survey on Maternal and Perinatal Health

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Pre-publication versions of this article are available by contacting

Original Submission
25 Sep 2015 Submitted Original manuscript
19 Oct 2015 Reviewed Reviewer Report - Schadrac Agbla
30 Oct 2015 Reviewed Reviewer Report - Hanan Al-Kadri
7 Dec 2015 Author responded Author comments - Kyoko Yoshioka-Maeda
Resubmission - Version 2
7 Dec 2015 Submitted Manuscript version 2
22 Feb 2016 Editorially accepted
29 Feb 2016 Article published 10.1186/s12884-016-0830-2

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.