1. Department of Biomedical Engineering, Yeungnam University, Daegu, Republic of Korea
2. HudensBio Ltd, Gwangju, Republic of Korea
3. School of Materials Science and Engineering, Yeungnam University, Gyeongsan, Republic of Korea
4. Department of Materials Science and Engineering, University of California at Davis, Davis, CA, USA
5. International School of Materials Science and Engineering, Wuhan University of Technology, Wuhan, People’s Republic of China
6. MiraCosta College, Design Department, Oceanside, CA, USA