1. Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan
2. Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, Bei-Hu Branch, Taipei, Taiwan
3. Center for Regional Anesthesia and Pain Medicine, Taipei Municipal Wang-Fang Hospital, Taipei, Taiwan
4. Department of Chinese Pharmaceutical Sciences and Chinese Medicine Resources, China Medical University, Taichung, Taiwan
5. Department of Pharmacy, National Taiwan University, Taipei, Taiwan