Affiliations

• ¹ Division of Gastroenterology, Hospital Beatriz Ângelo, Loures, Portugal.
• ² Division of Gastroenterology, Hospital da Luz, Lisboa, Portugal.
• ³ Faculdade de Medicina, Universidade de Lisboa, Lisboa, Portugal.
• ⁴ Department of Gastroenterology, Hospital Universitario de La Princesa, IIS-Princesa, UAM, CIBEREHD, Madrid, Spain.
• ⁵ Department of Hepatology & Gastroenterology, Aarhus University Hospital, Aarhus, Denmark.
• ⁶ Center for Molecular Prediction of Inflammatory Bowel Disease [PREDICT], Department of Clinical Medicine, Aalborg University, Copenhagen, Denmark.
• ⁷ Department of Gastroenterology and Hepatology, University and Medical School of Ioannina, Ioannina, Greece.
• ⁸ Department of Internal Medicine, Svet zdravia, Nemocnica Dunajska Streda, Slovakia.
• ⁹ Firstst Department of Internal Medicine of University Hospital and Slovak Medical University in Bratislava, Bratislava, Slovakia.
• ¹⁰ Dr Henry D. Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
• ¹¹ Gastrointestinal Unit, Department of Biomedical and Clinical Sciences. University of Milan, Milan, Italy.
• ¹² Department of Gastroenterology and Hepatology, University Medical Centre Groningen, Groningen, The Netherlands.
• ¹³ Gastroenterology Research Unit, Department of Experimental and Clinical Biomedical Sciences 'Mario Serio', University of Florence, Florence, Italy.
• ¹⁴ Gastroenterology Department, Careggi University Hospital, Florence, Italy.
• ¹⁵ Department of Gastroenterology and Hepatology, University Hospitals Leuven, Leuven, Belgium.
• ¹⁶ Department of Chronic Diseases, Metabolism and Ageing, KU Leuven, Leuven, Belgium.
• ¹⁷ Department of Gastroenterology and Digestive Endoscopy, IRCCS San Raffaele Hospital and Vita-Salute San Raffaele University, Milan, Italy.
• ¹⁸ Department of Gastroenterology, St Vincent's Hospital Melbourne, Fitzroy, VIC, Australia.
• ¹⁹ Inflammatory Bowel Diseases Unit, St Mark's Hospital, Harrow, UK.
• ²⁰ Karolinska Institutet, Department of Medicine Solna, Stockholm, Sweden.
• ²¹ Karolinska University Hospital, Department of Gastroenterology, Dermatovenereology and Rheumatology, Stockholm, Sweden.
• ²² Clinic for Visceral Surgery and Medicine, Bern University Hospital, Bern, Switzerland.
• ²³ Crohn's and Colitis Center, Gastroenterology Beaulieu SA, Lausanne, Switzerland.
• ²⁴ Department of Obstetrics and Gynaecology, Division of Obstetrics and Fetal Medicine Erasmus MC, University Medical Centre Rotterdam, Rotterdam, The Netherlands.
• ²⁵ Department of Surgery, Linköping University Hospital, Linköping, Sweden.
• ²⁶ Department of Biomedical and Clinical Sciences, Linköping University, Linköping, Sweden.
• ²⁷ Beaumont Hospital, Department of Gastroenterology, Royal College of Surgeons, Dublin, Ireland.
• ²⁸ Gastroenterology Unit, Bordeaux University Hospital, Pessac, France.
• ²⁹ Division of Gastroenterology and Hepatology, University Hospital Zurich, Zurich, Switzerland.
• ³⁰ Gastroenterology, Leeds Teaching Hospitals NHS Trust, Leeds, UK.
• ³¹ University of Leeds, Leeds, UK.
• ³² Charité-Universitätsmedizin Berlin, Department of Gastroenterology, Infectious Diseases and Rheumatology, Germany.
• ³³ Department of Gastroenterology, Ankara University School of Medicine, Ankara, Turkey.
• ³⁴ Department of Paediatrics, Haaglanden Medical Center, The Hague, The Netherlands.
• ³⁵ Department of Paediatrics, Erasmus Medical Center-Sophia Children's Hospital, Rotterdam, The Netherlands.
• ³⁶ Department of Gastroenterology & Hepatology, Erasmus University Medical Center, Rotterdam, The Netherlands.