NCT00334178
- Conditions
- Brain Diseases, Central Nervous System Diseases, Headache Disorders, +7 more
- Locations
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- Changhua Christian Hospital Changhua, Taiwan
- Chung-Ho Memorial Hospital, Kaohsiung Medical University Kaohsiung City, Taiwan
- Chang-Gung Memorial Hospital Linkou District, Taiwan
- Chinese Medical University Hospital Taichung, Taiwan