1. Department of Polymer Science and Engineering
2. Chungnam National University
3. Daejeon 305-764
4. Republic of Korea
5. Department of Pharmacy and Integrated Research Institute of Pharmaceutical Sciences
6. College of Pharmacy
7. The Catholic University of Korea
8. Graduate School of Analytical Science and Technology
9. Department of Pharmaceutics and Pharmaceutical Chemistry
10. University of Utah
11. Salt Lake City
12. USA