1. Section of Translational Anaesthesia and Surgery, Leeds Institute of Biomedical and Clinical Sciences, University of Leeds, Leeds, UK
2. Leeds Vascular Institute, Leeds General Infirmary, Leeds Teaching Hospitals NHS Trust, Leeds, UK
3. Department of Orthopaedic Surgery, Leeds General Infirmary, Leeds, UK
4. Department of Surgery, Connaught Hospital, Freetown, Sierra Leone
5. Karunya Institute of Technology and Science, Karunya Nagar, Coimbatore, India
6. Leeds Institute for Clinical Trials Research, University of Leeds, Leeds, UK