Received: 11 October 2021
Accepted: 27 January 2022
First Online: 21 February 2022
: Ethical approval was given by the Warwickshire North West - Greater Manchester East Research Ethics Committee (Reference: CitationRef removed/NW/0737). Written or recorded verbal informed consent was obtained from the participants, by the interviewer, immediately prior to the interview.
: Not applicable.
: MC is a National Institute for Health Research (NIHR) Senior Investigator and receives funding from the National Institute for Health Research (NIHR) Birmingham Biomedical Research Centre, the NIHR Surgical Reconstruction and Microbiology Research Centre and NIHR ARC West Midlands at the University of Birmingham and University Hospitals Birmingham NHS Foundation Trust, UKRI, Health Data Research UK, Innovate UK (part of UK Research and Innovation), Macmillan Cancer Support, UCB Pharma and GSK. MC has received personal fees from Astellas, Takeda, Merck, Daiichi Sankyo, Glaukos, GSK and the Patient-Centered Outcomes Research Institute (PCORI) outside the submitted work. The views expressed in this publication are those of the author(s) and not necessarily those of the NIHR or the Department of Health and Social Care. GMT, RA, RF, JM and LA declare no conflict of interest.