1. Department of Engineering University of Cambridge Cambridge UK
2. Department of Medicine National University of Singapore Singapore Singapore
3. Department of Gastroenterology Norfolk and Norwich University Hospital NHS Trust Norwich UK
4. Department of Surgery Whipps Cross University Hospital, Barts Health NHS Trust London UK
5. Division of Anaesthesiology and Perioperative Sciences Singapore General Hospital Singapore Singapore
6. Division of Anaesthesiology and Surgical Intensive Care Sengkang General Hospital Singapore Singapore
7. Department of Gastroenterology and Hepatology Bedford Hospital NHS Trust Bedford UK