Article History
Received: 24 October 2021
Accepted: 21 December 2021
First Online: 13 January 2022
Declarations
:
: Sami Shawer: no conflicts of interest; Aethele Khunda: in the last 5 years, received educational grants from Medtronic, Olympus, Axonic and speaker fees from Astellas (I also received travel and accommodation expenses from conference organisers when invited as a speaker); Gareth J. Waring: no conflicts of interest; Paul Ballard: in the last 5 years, received an educational grant from Olympus.