Affiliation: | 1. Institute of Epidemiology and Preventive Medicine, Department of Public Health, National Taiwan University, Taipei, Taiwan;2. Department of Oncology, National Taiwan University Hospital, Taipei, Taiwan Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan;3. Department of Oncology, National Taiwan University Hospital, Taipei, Taiwan Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan National Taiwan University Cancer Center, Taipei, Taiwan;4. Department of Surgery, National Taiwan University Hospital, Taipei, Taiwan;5. Department of Surgery, National Taiwan University Hospital Hsin-Chu Branch, Hsin-Chu, Taiwan;6. Department of Pathology, National Taiwan University Hospital Hsin-Chu Branch, Hsin-Chu, Taiwan;7. Department of Oncology, National Taiwan University Hospital, Taipei, Taiwan |