Richard E Moses1,2,3, Ralph D McKibbin4. 1. Philadelphia Gastroenterology Consultants, Temple University School of Medicine, Philadelphia, Pennsylvania, USA. 2. James E. Beasley School of Law, Temple University, Philadelphia, Pennsylvania, USA. 3. Department of Medicine, Jeanes Hospital, Temple Health, Philadelphia, Pennsylvania, USA. 4. Blair Gastroenterology Associates, UPMC Altoona, Altoona, Pennsylvania, USA.