Ambulatory care management of 69 patients with acute severe ulcerative colitis in comparison to 695 inpatients: insights from a multicentre UK cohort study oleh Neeraj Bhala, Nicholas A Kennedy, Sreedhar Subramanian, Shameer Mehta, Matthew J Brookes, Alexandra J Kent, Jonathan P Segal, Christopher A Lamb, Gareth J Walker, Aamir Saifuddin, Lucy Hicks, Kamal V Patel, Haidee Aleman Gonzalez