Objectives In patients with IBD experiencing an immune-mediated loss of response (LOR) to antitumour necrosis factor (anti-TNF), algorithms recommend a switch of anti-TNF without immunosuppressive ...
Division of Gastroenterology, Mount Sinai Hospital, Department of Medicine, University of Toronto, Toronto, Canada Correspondence to Dr G R Greenberg, Mount Sinai Hospital, 445–600 University Avenue, ...