1. Clinical Trials Unit, London School of Hygiene & Tropical Medicine, London, UK
2. Department of Surgery, University College Hospital Ibadan, Ibadan, Nigeria
3. Department of Medicine, University College Hospital Ibadan, Ibadan, Nigeria
4. Department of Health Services Research and Policy, London School of Hygiene & Tropical Medicine, London, UK
5. Department of Health Policy, London School of Economics and Political Science, London, UK
6. Department of Obstetrics and Gynaecology, Rawalpindi Medical University, Rawalpindi, Pakistan
7. Emergency Department, Leicester Royal Infirmary, Leicester, UK
8. Liverpool Centre for Alcohol Research, University of Liverpool, Liverpool, UK
9. Patient representative, UK
10. Department of Medicine, King Edward Medical University, Mayo Hospital, Lahore, Pakistan
11. Division of Gastroenterology, Western University and London Health Sciences Centre, London, ON, Canada
12. Rawalpindi Medical University – Pakistan National Coordinating Centre (RMU-PNCC), Rawalpindi, Pakistan
13. Department of Surgery, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands
14. Department of Medicine, Rawalpindi Medical University, Rawalpindi, Pakistan
15. Medical Unit III, Services Institute of Medical Sciences, Services Hospital Gastrointestinal, Lahore, Pakistan
16. Gastroenterology and Hepatology Department, St George’s Hospital, London, UK
17. Gastroenterology Department, Royal Berkshire Hospital, Reading, UK
18. Transfusion Medicine, NHS Blood and Transplant (NHSBT), John Radcliffe Hospital, Oxford, UK
19. Department of Haematology, Oxford University Hospitals NHS Foundation Trust, Churchill Hospital, Oxford, UK
20. Radcliffe Department of Medicine, University of Oxford, John Radcliffe Hospital, Oxford, UK
21. Gastroenterology Department, New Cross Hospital, Wolverhampton, UK