Reviewer’s report
Title: 
Administration of oxytocin antagonist at the same time as using a Foley
catheter with cotton swab before embryo transfer for cervical stenosis
Version: 
1 
Date: 
06 Jun 2021
Reviewer's report:
I would recommend accept the paper
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Is the study design appropriate to answer the research question (including the use
of appropriate controls), and are the conclusions supported by the evidence
presented?
Yes
Are the methods sufficiently described to allow the study to be repeated?
Yes
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Yes
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Yes
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from apparent manipulation?
Yes