1. Institute of Traditional Medicine, School of Medicine, National Yang-Ming University, 155, Li-Nong Street Section 2, Taipei 112, Taiwan
2. Graduate Institute of Acupuncture Science, China Medical University, Taichung 40402, Taiwan
3. School of Pharmacy, College of Pharmacy, Kaohsiung Medical University, Kaohsiung 80708, Taiwan
4. Department of Chemical Engineering, National United University, Miaoli 36063, Taiwan