1Community and Health Research Unit, University of Lincoln, Lincoln, UK
2East Midlands School of Anaesthesia, Health Education England, Leeds, UK
3Medical Science Division, University of Oxford, Oxford, UK
4Directorate of Healthcare Quality and Safety, Ministry of Health, Colombo, Sri Lanka
5Medical School, University of Buckingham, Buckingham, UK
6South Central Ambulance Service NHS Foundation Trust, Otterbourne, UK
© The Author(s) 2022
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