Dear Dr. , Reviewers have now commented on your paper. You will see that they are advising that you revise your manuscript. If you are prepared to undertake the work required, I would be pleased to reconsider my decision. ?

?For your guidance, reviewers' comments are appended below. If you decide to revise the work, please submit a list of changes or a rebuttal against each point which is being raised when you submit the revised manuscript. Your revised manuscript should be submitted no later than Jan 22, 2017 To submit a revision,

Editor's and Reviewers' comments:?

?The level of English language grammar in several parts of the manuscript is unacceptable for peer-review. Please revise for correct English language usage, preferably using an English language editing firm and resubmit. Please note that the manuscript will be rejected if the level of English language grammar remains unacceptable.?

?While submitting the revised manuscript, please double check the author names provided in the submission so that authorship related changes are made in the revision stage. If your manuscript is accepted, any authorship change will involve approval from co-authors and respective editor handling the submission and this may cause a significant delay in publishing your manuscript.

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