1. Department of Internal Medicine, Division of Gastroenterology, Cathay General Hospital, Taipei 10630, Taiwan, R.O.C.
2. Department of Surgery, Division of Urology, Cathay General Hospital, Taipei 10630, Taiwan, R.O.C.
3. Department of Medical Research, Cathay General Hospital, Taipei 10630, Taiwan, R.O.C.
4. Department of Internal Medicine, Sijhih Cathay General Hospital, New Taipei 22174, Taiwan, R.O.C.
5. School of Medicine, College of Medicine, Fu Jen Catholic University, New Taipei 24205, Taiwan, R.O.C.
6. Department of Surgery, Taipei‑Veterans General Hospital, Taipei 11217, Taiwan, R.O.C.
7. Department of Mathematics, Taipei Wego Private Senior High School, Taipei 11254, Taiwan, R.O.C.
8. Department of Pathology, Sijhih Cathay General Hospital, New Taipei 22174, Taiwan, R.O.C.