Competing interests

 NSC, LL, SD, NS and ASS declare that they have no conflict of interest. 

Ethical approval and consent to participate

Yes.

Human ethics

Followed.

Consent for publication

yes (written).

Disclaimer

The authors are solely responsible for the data and the contents of the paper. In no way, the Honorary Editor-in-Chief, Editorial Board Members, the Indian Society of Gastroenterology or the printer/publishers are responsible for the results/findings and content of this article.