1. State Key Laboratory of Digital Medical Engineering, Jiangsu Key Laboratory of Remote Measurement and Control, School of Instrument Science and Engineering, Southeast University, Nanjing, China
2. Department of Electronic and Electrical Engineering, Southern University of Science and Technology, Shenzhen, China
3. Graduate School of Engineering, Kagawa University, Takamatsu, Japan
4. Department of Neurological Surgery, Faculty of Medicine, Kagawa University, Takamatsu, Japan