1. Key Laboratory of Bioactive Substances and Resources Utilization of Chinese Herbal Medicine; Ministry of Education, Institute of Medicinal Plant Development; Chinese Academy of Medical Sciences; Peking Union Medical College; Beijing P. R. China
2. School of Pharmacy; Chengdu University of TCM; Chengdu P. R. China
3. Jilin Agricultural University; Changchun P. R. China
4. National Institutes for Food and Drug Control; Beijing P. R. China