Evaluation of a U.S. National Cohort to Determine Utilization in Colectomy Rates for Ulcerative Colitis Among Ethnicities. Issue 1 (5th January 2022) - Bhurwal, Abhishek; Minacapelli, Carlos D; Patel, Anish; Mutneja, Hemant; Goel, Akshay; Shah, Ishani; Bansal, Vikas; Brahmbhatt, Bhaumik; Das, Kiron M