George Lewis1, Lyndon Hernandez2, George K Lewis3, Ralph Ortiz4. 1. ZetrOZ LLC, Trumbull, Connecticut, USA. 2. Medical College of Wisconsin, GI Associates, LLC, Milwaukee, Wisconsin, USA. 3. Transducer Engineering Inc, Andover, Massachusetts, USA. 4. Cayuga Medical Center, Ithaca, New York, USA.