Thank you very much for your letter and advice on our manuscript. We have resubmited new version of graphsin accordance with recommendations of the technical editor.We have addressed the comments raised by the reviewers, and the amendments are highlighted in red in the revised manuscript. We hope that the revision is acceptable and look forward to hearing from you soon.
With best wishes,
Below, please find the comments in black, followed by our responses in red. Exact changes in the manuscript are also presented in red font.
We have resubmited new version of graphsin accordance with recommendations of the technical editor. We do not insist on color print. We have submited the agreement.
We agreed to waive the honorarium and a separate letter with our written confirmation and scanned signature was sended by e-mail(letter S).
Unfortunately, sharper figures were unavailable. We have removed horizontal linesin fig. 4.