Article History
Received: 22 December 2019
Accepted: 19 January 2020
First Online: 11 February 2020
Compliance with Ethical Standards
:
: The authors declare no conflict of interests (i.e., personal associations or involvement as a director, officer, or expert witness) in relation to the content published here. Presentation at a meeting: Organisation Nil, Place NIL, and Date Nil.
: The manuscript has been read and approved by all the authors. The manuscript represents an honest work by the author. There are no submissions and previous reports regarded as redundant publication of the same or very similar work. I (we) affirm that I (we) have no financial affiliation (including research funding) or involvement with any commercial organization that has a direct financial interest in any matter included in this manuscript
: Informed consent is not necessary for this article since no patients were involved in doing this study.