1. Department of Oncology; National Taiwan University Hospital; Taipei Taiwan
2. Department of Internal Medicine; National Taiwan University Hospital; Taipei Taiwan
3. National Taiwan University Cancer Center; National Taiwan University College of Medicine; Taipei Taiwan
4. Graduate Institute of Oncology; National Taiwan University College of Medicine; Taipei Taiwan
5. National Institute of Cancer Research; National Health Research Institutes; Tainan Taiwan
6. Department of Internal Medicine, Kaohsiung Medical University Hospital; Kaohsiung Medical University; Kaohsiung Taiwan
7. Department of Pathology; National Taiwan University Hospital; Taipei Taiwan
8. Department of Internal Medicine; National Cheng-Kung University Hospital; Tainan Taiwan