1. Institute of Traditional Medicine, National Yang-Ming University, Taipei, Taiwan
2. Department of Chemistry, National Tsing Hua University, Hsinchu, Taiwan
3. Department of Medical Research, MacKay Memorial Hospital, Taipei, Taiwan
4. School of Chinese Medicine, College of Chinese Medicine, China Medical University, Taichung, Taiwan
5. Department of Radiation Oncology, MacKay Memorial Hospital, Taipei, Taiwan