Received: 15 May 2020
Accepted: 2 December 2020
First Online: 11 December 2020
Ethics approval and consent to participate
: IRB statement: This study was duly approved by the Institutional Review Board (IRB). The study didn’t require a reference number. No animal participants were used in this study. Informed verbal consent in the vernacular language was obtained from illiterate patients and written consent in patients who could read.
: We declare that we have no (financial and non-financial) competing interests.