1. Department of Radiological Technology, Koga General Hospital,Miyazaki, Japan
2. Department of Molecular Imaging, School of Medical Sciences, Fujita Health University,Toyoake-shi, Aichi, Japan
3. Nuclear Science and Engineering Center, Japan Atomic Energy Agency,Tokai, Ibaraki, Japan
4. Research Center for Nuclear Physics, Osaka University,Ibaraki-shi,Osaka-fu, Japan
5. Department of Pathology, Faculty of Medicine, University of Miyazaki,Miyazaki, Japan