Institution: | 1. Pharmacy College, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, P. R. China;2. Sichuan Institute for Food and Drug Control, Chengdu, Sichuan, P. R. ChinaThese authors contributed equally to this paper.;3. Sichuan Institute for Food and Drug Control, Chengdu, Sichuan, P. R. China |