1. Department of Polymer Science and Engineering
2. School of Applied Chemical Engineering
3. Kyungpook National University
4. Daegu 702-701
5. Republic of Korea
6. Department of Chemical Engineering
7. College of Engineering
8. King Saud University
9. Riyadh 11421
10. Saudi Arabia
11. Biomaterials Lab
12. Department of Nano, Medical & Polymer Materials
13. Yeungnam University
14. Gyeongsan