Funding for this research was provided by:
Oxford University Clinical Academic Graduate School
Received: 1 January 2021
Accepted: 29 June 2021
First Online: 9 July 2021
: HRA and Health and Care Research Wales (HCRW) Approval via the Joint Research Office. IRAS ID 263056. As the study design involved the use of anonymised pre-collected audit data from routine clinical care and no changes to existing guideline or treatment plan, direct patient consent to participate was not sought.
: Not applicable, as above.
: No competing interests.