Center for Advanced IBD Research and Treatment Kitasato University Kitasato Institute Hospital Tokyo Japan

Center for Interventional Inflammatory Bowel Disease Columbia University Irving Medical Center New York Presbyterian Hospital New York NY 10032 USA

Department of Gastroenterology Dayanand Medical College and Hospital Ludhiāna Punjab India

Department of Gastroenterology Hospital Ceske Budejovice Ceske Budejovice Czech Republic

Department of Gastroenterology Mayo Clinic Jacksonville Jacksonville FL USA

Department of Gastroenterology Mayo Clinic Rochester MN USA

Department of Gastroenterology The 1st Affiliated Hospital of Sun Yatsen University Guangzhou China

Department of Gastroenterology Vanderbilt University Medical Center Nashville TN USA; San Francisco Veterans Affairs Medical Center and Department of Gastroenterology University of California San Francisco CA USA

Department of Pathology Immunology and Laboratory Medicine University of Florida Gainsville FL USA

Division of Gastroenterology and Hepatology Tufts Medical Center Boston MA USA

Division of Gastroenterology Hepatology and Nutrition Allegheny Health Network Pittsburgh PA USA

Gastroenterology Department Instituto Clínic de Enfermedades Digestivas y Metabólicas Hospital Clínic de Barcelona Barcelona Spain

IBD Center and IBD Interventional Unit Digestive Health Institute Orlando Health Orlando FL USA

IBD Outpatients Clinic Catholic University of Paraná Curitiba Brazil

IBD Unit Gastroenterology and Hepatology Department Hospital Universitario Puerta de Hierro Madrid Spain

Institute of Immunology and Immunotherapy NIHR Birmingham Biomedical Research Centre University Hospitals Birmingham NHS Foundation Trust University of Birmingham Birmingham UK

Lancet Gastroenterol Hepatol. 2021 Jun;6(6):482-497. doi: 10.1016/S2468-1253(20)30394-0. PubMed

Lancet Gastroenterol Hepatol. 2021 Sep;6(9):690-691. doi: 10.1016/S2468-1253(21)00225-9. PubMed

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