1. Osaka International Cancer Institute, Osaka, Japan;
2. Department of Neurology and Cerebrovascular Medicine, Saitama Medical University Saitama International Medical Center, Hidaka, Japan;
3. Bayer Yakuhin Ltd, Tokyo, Japan;
4. Creativ Ceutical K.K., Tokyo, Japan;
5. Creativ Ceutical, Paris, France;
6. Graduate School of Business Administration, Keio University, Yokohama, Japan