1. Department of Neurosurgery, China Medical University Hospital, Taichung 404, Taiwan
2. Department of Neurosurgery, Asia University Hospital, Taichung 413, Taiwan
3. Department of Occupational Therapy, Asia University, Taichung 413, Taiwan
4. Department of Radiology, Asia University Hospital, Taichung 413, Taiwan
5. Department of Computer Science and Information Engineering, National Chin-Yi University of Technology, Taichung 411, Taiwan
6. Department of Artificial Intelligence and Computer Engineering, National Chin-Yi University of Technology, Taichung 411, Taiwan