1. Department of Oncology; National Taiwan University Hospital; Taipei Taiwan
2. Graduate Institute of Oncology; National Taiwan University College of Medicine; Taipei Taiwan
3. National Health Research Institutes; Miaoli Taiwan
4. Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
5. Kaohsiung Chang-Gung Memorial Hospital; Kaohsiung Taiwan
6. Taichung Veterans General Hospital; Taichung Taiwan
7. Tri-Service General Hospital; Taipei Taiwan
8. China Medical University Hospital; Taichung Taiwan
9. Kaohsiung Medical University Chung-Ho Memorial Hospital; Kaohsiung Taiwan
10. Mackay Memorial Hospital; Taipei Taiwan
11. Changhua Christian Hospital; Changhua Taiwan
12. Hepatitis Research Center; National Taiwan University College of Medicine; Taipei Taiwan