Received: 19 October 2020
Accepted: 22 October 2020
First Online: 30 October 2020
Ethics approval and consent to participate
: The trial has received ethical approval from the institutional ethical committee (Ref. No. IEC-675/03.07.2020, RP-49/2020) on 16<sup>th</sup> July 2020. Printed patient information sheet (written in native language) will be distributed and written consent will be obtained from each patient before recruitment and randomization.
: Not applicable.
: The authors declare that they have no competing interests.