1. Department of Neurosurgery, Osaka Medical College, Osaka, Japan
2. Department of Radiation Medical Physics, Research Reactor Institute, Kyoto University, Kumatori, Osaka, Japan
3. Department of Particle Radiation Oncology, Research Reactor Institute, Kyoto University, Kumatori, Osaka, Japan
4. Kansai BNCT Medical Center, Osaka Medical College, Osaka, Japan
5. Section for Advanced Medical Development, Cancer Center, Osaka Medical College, Osaka, Japan