Review for 10.1186/s12876-020-01197-z (2020)

Reviewer’s report  
 
Title: Clinical effects of switching from minodronate to denosumab treatment in patients with 
postmenopausal osteoporosis: A retrospective study  
 
Version: 2 Date: 03 Dec 2019  
 
Reviewer: Hyuk Lee  
 
Reviewer's report:  
 
This is an interesting study to clarify the clinical significance of regional lymph node 
enlargement in patients with EGC within the expanded criteria for ESD. Howe ver, the following 
comments should be addressed.  
 
1. The weaknesses of the study are related to the observational nature of the study. Please 
specify the observation study in the Method  
 
 
2. Was there the criteria for patients undergoing surgery and those wh o follow up  
 
 
3. Please indicate the number of patients who were examined CT after ESD and their 
clinical course  
 
 
4. Was it only through HE staining, otherwise some immune -staining?  
 
 
5. Was there a formal follow -up protocol?  
 
 
6. Please describe the follow up p ortion in the study population under a different title.  
 
 
 
 
 
 
 
 
 
 
 
 
 
Are the methods appropriate and well described?  
If not, please specify what is required in your comments to the authors.  
 
Yes 
 
Does the work include the nece ssary controls?  
If not, please specify which controls are required in your comments to the authors.  
 
Yes 
 
Are the conclusions drawn adequately supported by the data shown?  
If not, please explain in your comments to the authors.  
 
Yes 
 
Are you able to assess a ny statistics in the manuscript or would you recommend an 
additional statistical review?  
If an additional statistical review is recommended, please specify what aspects require further 
assessment in your comments to the editors.  
 
Not relevant to this manuscript  
 
Quality of written English  
Please indicate the quality of language in the manuscript:  
 
Acceptable  
 
Declaration of competing interests  
Please complete a declaration of competing interests, considering the following questions:  
 
1. Have you in t he past five years received reimbursements, fees, funding, or salary from an 
organisation that may in any way gain or lose financially from the publication of this 
manuscript, either now or in the future?  
 
2. Do you hold any stocks or shares in an organisatio n that may in any way gain or lose 
financially from the publication of this manuscript, either now or in the future?  
 
3. Do you hold or are you currently applying for any patents relating to the content of the 
manuscript?  
 
4. Have you received reimbursements, fe es, funding, or salary from an organization that 
holds or has applied for patents relating to the content of the manuscript?  
 
5. Do you have any other financial competing interests?  
 
6. Do you have any non -financial competing interests in relation to this paper?  
If you can answer no to all of the above, write 'I declare that I have no competing interests' 
below. If your reply is yes to any, please give details below.  
 
I declare that I have no competing interests  
 
I agree to the open peer review policy of the jou rnal. I understand that my name will be included 
on my report to the authors and, if the manuscript is accepted for publication, my named report 
including any attachments I upload will be posted on the website along with the authors' 
responses. I agree for  my report to be made available under an Open Access Creative Commons 
CC-BY license ( http://creativecommons.org/licenses/by/4.0/ ). I understand that any comments 
which I do not wish to be included in my named report can be included as confidential comments  
to the editors, which will not be published.  
 
I agree to the open peer review policy of the journal