1. Department
of Industrial and Physical Pharmacy, Purdue University, 575 Stadium
Mall Drive, West Lafayette, Indiana 47907, United States
2. Department
of Pharmaceutics, Faculty of Pharmacy, Assiut University, Assiut 71526, Egypt
3. Department
of Pharmaceutics, State Key Laboratory of Natural Medicines, China Pharmaceutical University, 24 Tong Jia Xiang, Nanjing 210009, China
4. Weldon
School of Biomedical Engineering, Purdue University, West Lafayette, Indiana 47907, United States