1. Department of Neurosurgery, JCHO Tokyo Kamata Medical Center
2. Department of Internal Medicine, Toho University Sakura Medical Center
3. Department of Pharmacology and Therapeutics, Faculty of Pharmaceutical Sciences, Toho University
4. Fukuda Denshi Co., Ltd.
5. Department of Neurosurgery (Omori), School of Medicine, Faculty of Medicine, Toho University
6. Mihama Hospital