Footnotes

• Twitter @raj_kainth

• Contributors RJ wrote the first draft of the manuscript. RJ and RK jointly reviewed and edited the first draft. RJ, EA, TC-M, SL and RK contributed to further reviewing and editing of the manuscript.

• Funding RJ holds an NIHR Academic Clinical Fellowship (reference ACF-2021-18-019).

• Disclaimer Funders had no role in the conceptualisation of the article, in the interpretation of evidence, in the writing of the manuscript or in the decision to publish the article. The views expressed in this publication are those of the authors and not necessarily those of the NIHR, NHS or the UK Department of Health and Social Care.

• Competing interests None declared.

• Provenance and peer review Commissioned; externally peer reviewed.