1. Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan;
2. Department of Otolaryngology—Head & Neck Surgery, Cathay General Hospital, Taipei, Taiwan;
3. School of Medicine, Fu Jen Catholic University, Taipei, Taiwan;
4. Division of Nephrology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan;
5. School of Medicine, National Yang-Ming University, Taipei, Taiwan;
6. Cancer Epidemiology Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK;
7. Division of Hematology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan;
8. Department of Family Medicine, Taipei Veterans General Hospital, Taipei, Taiwan;
9. Institute of Biopharmaceutical Sciences, National Yang-Ming University, Taipei, Taiwan;
10. Chong Hin Loon Cancer and Biotherapy Research Institute, National Yang-Ming University, Taipei, Taiwan
11. Institute of Public Health, National Yang-Ming University, Taipei, Taiwan;