1. Department of Neurology, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
2. Department of Neurology, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
3. Neuroscience Research Center, Kaohsiung Medical University, Kaohsiung, Taiwan.
4. Department of Neurology, Kaohsiung Municipal Siaogang Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
5. Department of Neurology, Kaohsiung Municipal Ta-Tung Hospital, Kaohsiung, Taiwan.
6. School of Post-Baccalaureate Medicine, Colleague of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.