Published on in Vol 10, No 8 (2021): August
1 School of Medicine, Cardiff University, Cardiff, United Kingdom
2 Institute of Biological, Environmental & Rural Sciences, Aberystwyth University, Aberystwyth, United Kingdom
3 Department of Surgery, College of Medicine, University of Florida, Gainesville, FL, United States
4 Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King's College, London, United Kingdom
5 Department of Surgery, Cardiff and Vale University Health Board, Cardiff, United Kingdom
6 Department of Surgery, Harborview Medical Center, University of Washington, Seattle, WA, United States
7 North Bristol National Health Service Trust, Bristol, United Kingdom
8 Royal United Hospitals Bath National Health Service Foundation Trust, Bath, United Kingdom
9 Division of Population Medicine, Cardiff University, Cardiff, United Kingdom