LETTER TO THE EDITOR
 
KEYWORDS
TOPICS
ACKNOWLEDGEMENTS
The authors express their gratitude to Saiful Islam and Tanmoy Roy Tusher for checking the manuscript consistency and correcting the language.
CONFLICTS OF INTEREST
The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none was reported.
FUNDING
There was no source of funding for this research.
PROVENANCE AND PEER REVIEW
Not commissioned; internally peer reviewed.
 
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