1. Institute of Traditional Medicine, National Yang-Ming University, No. 155, Section 2, Li-Nong Street, Taipei 112, Taiwan
2. Graduate Institute of Acupuncture Science, China Medical University, No. 91 Hsueh-Shih Road, Taichung 404, Taiwan
3. Department of Education and Research, Taipei City Hospital, No. 145 Zhengzhou Road, Datong District, Taipei 103, Taiwan
4. Institute of Public Health, School of Medicine, National Yang-Ming University, No. 155, Section 2, Li-Nong Street, Taipei 112, Taiwan
5. Institute of Hospital and Health Care Administration, School of Medicine, National Yang-Ming University, The Medical Building II, No. 155, Section 2, Li-Nong Street, Taipei 112, Taiwan