1. Department of Radiation Oncology, Tri-Service General Hospital; National Defense Medical Center; Taipei Taiwan
2. Institute of Clinical Medicine; National Yang-Ming University; Taipei Taiwan
3. Management Office for Health Data; China Medical University Hospital; Taichung Taiwan
4. Department of Nuclear Medicine and PET Center; China Medical University Hospital; Taichung Taiwan
5. Graduate Institute of Clinical Medicine Science and School of Medicine, College of Medicine; China Medical University; Taichung Taiwan