1. Institute of Biochemical Sciences and Technology, Chaoyang University of Technology, Wufeng, Taiwan, ROC
2. Cancer Center and Department of Radiation Oncology, Taipei Medical University and Hospital, Taipei, Taiwan, ROC
3. Department of Surgery, Taipei Medical University-Shuang Ho Hospital, Taipei, Taiwan, ROC
4. National Institutes of Cancer Research, National Health Research Institutes, Zhunan, Taiwan, ROC