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Article History

Received: 28 November 2022

Accepted: 27 February 2023

First Online: 29 March 2023

Declarations

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: Not applicable.

: Not applicable.

: All authors have completed the ICMJE uniform disclosure form at  and declare no additional support from any organisation for the submitted work, other than that declared in the manuscript; no financial relationships with any organisations that might have an interest in the submitted work in the previous three years; no other relationships or activities that could appear to have influenced the submitted work.MM has received grants from the NIHR as part of an academic clinical fellowship, received travel grants in 2019 to support a voluntary placement in Zambia and receives royalties from Cambridge University Press.JHB has received grants from the WHO, NIHR, Cancer Research UK and the British Heart Foundation. She has received honoraria for presenting at the University of Vermont and Boston Children’s Hospital, and payment for peer review for the Tryg Foundation.