1. The Second Affiliated Hospital of Guangzhou University of Chinese MedicineGuangzhou University of Chinese Medicine, Guangdong, Guangzhou 510405 China
2. School of Pharmaceutical Sciences, Guangzhou University of Chinese Medicine, Guangdong, Guangzhou 510006, P. R. China
3. Guangdong Food and Drug Vocational College, Guangdong, Guangzhou 510520, P. R. China
4. The Third Affiliated Hospital of Sun Yat-Sen University, Guangdong, Guangzhou 510080, China
5. Dongguan Institute of Guangzhou University of Chinese Medicine, Guangdong, Dongguan 523808, P. R. China