1. Department of Biosystems & Biomaterials Science and Engineering
2. Seoul National University
3. Seoul 151-742
4. Republic of Korea
5. Department of Industrial Machinery Engineering
6. Sunchon National university
7. 315 Maegok-dong Sunchon
8. Research Institute for Agriculture and Life Sciences
9. Seoul
10. Department of Otalaryngology
11. Ajou University School of Medicine
12. Suwon 443-749