Mitchell S Cappell1,2. 1. Division of Gastroenterology and Hepatology, Department of Internal Medicine, William Beaumont Hospital, MOB #602, 3535 West Thirteen Mile Road, Royal Oak, MI, 48073, USA. mscappell@yahoo.com. 2. Oakland University William Beaumont School of Medicine, Royal Oak, MI, 48073, USA. mscappell@yahoo.com.