1. Department of Biomedical and Clinical Sciences (BKV), Linköping University, 58183 Linköping, Sweden
2. Clinical Sciences, University of Edinburgh, Edinburgh EH4 2XU, UK
3. Gastroenterology, Hepatology & Nutrition, Sheikh Khalifa Medical City, Abu Dhabi 51900, United Arab Emirates
4. Department of Hand Surgery, Plastic Surgery and Burns, Linköping University, 58185 Linköping, Sweden