1. Department of Physics, Tsing Hua University Hsinchu, Taiwan
2. Shinmachi Clinic 21–12 Ajiroshinmachi, Higashi-Osaka City, Japan
3. Department of Surgery, Taiwan University Hospital Taipei, Taiwan
4. Department of Pathology, Kaohsiung Medical College Kaohsiung, Taiwan
5. Instrument Division, Nuclear Science and Technology Development Center, Tsing Hua University Hsinchu, Taiwan