bh IN BRIEF Dr. James Gregor graduated from the Schulich School of Medicine and Dentistry at Western University. He is an Internal Medicine physician and Gastroenterologist in London, Ontario. Dr. Gregor is also Professor of Medicine, Western University; Chief of Medicine, Victoria Hospital; and Chief of Gastroenterology, Victoria Hospital. He has an interest in inflammatory … Continue reading Dr. James Gregor, Doctor on Call…Ulcerative Colitis