1. Guangdong Provincial Key Laboratory of Advanced Drug Delivery Systems, Center for New Drug Research and Development, Guangdong Pharmaceutical University, Guangzhou 510006, China
2. Guangdong High Education Institutes Engineering Research Center of Modified-Released Pharmaceutical Products, School of Pharmacy, Guangdong Pharmaceutical University, Guangzhou 510006, China
3. Guangdong Provincial Engineering Center of Topical Precise Drug Delivery System, School of Traditional Chinese Medicine, Guangdong Pharmaceutical University, Guangzhou 510006, China