Received: 2 February 2022
Accepted: 8 June 2022
First Online: 17 June 2022
: No ethical approval is required for the systematic review.
: Not applicable.
: There are no competing interests or financial rewards from this paper to any of the authors. The protocol and systematic review are being undertaken by the lead author (AU) as part of Health Education England & National Institute for Health and Care Excellence Clinical Doctoral Research Fellowship (University of Nottingham, United Kingdom).