Division of Gastroenterology and Hepatology;
Department of Internal Medicine;
University of North Carolina Chapel Hill;
Department of Oncology;
Johns Hopkins University School of Medicine and Sidney Kimmel Comprehensive Cancer Center;
Division of Gastroenterology and Hepatology;
Department of Internal Medicine;
Johns Hopkins University School of Medicine;
Ipilimumab; Melanoma; Enterocolitis; Colitis; Infliximab; Corticosteroid; Colonic ulcer;