1. Division of Neurosurgery, Department of Surgery, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
2. Division of Neurosurgery, Department of Surgery, Changhua Christian Hospital, Changhua, Taiwan
3. Department of Leisure Industry Management, National Chin-Yi University of Technology, Taichung, Taiwan
4. College of nursing and health sciences, Dayeh University, Taiwan
5. Department of Cell Biology and Anatomy, College of Medicine, National Cheng Kung University, Tainan, Taiwan
6. Institute of Basic Medical Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan