Pyoderma gangrenosum, peripheral ulcerative keratitis, and oral ulcers in a patient with inflammatory bowel disease - Amanda T. Chung, MD, MBA; Roy Luister C. Acos, MD; John Paulo L. Recio, MD; Giselle Marie S. Tioleco-Ver, MD; Belen L. Dofitas, MD, MSc, PhD (JAAD Case Reports)