1. Department of Otorhinolaryngology and Head and Neck Surgery, Taipei Veterans General Hospital, Taipei, Taiwan
2. Department of Medicine, National Yang Ming University, Taipei, Taiwan
3. Department of Food Science, National Taiwan Ocean University, Keelung, Taiwan
4. Institute of Traditional Medicine, National Yang Ming University, Taipei, Taiwan
5. Department of Medical Research, Mackay Memorial Hospital, Taipei, Taiwan
6. Department of Pathology, Taipei Veterans General Hospital, Taipei, Taiwan
7. Department of Radiation Oncology, Mackay Memorial Hospital, Taipei, Taiwan