1. Center for Biomaterials, Biomedical Research Institute, Korea Institute of Science and Technology (KIST), Seoul 02792, Korea
2. Department of Otorhinolaryngology-Head and Neck Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul 06351, Korea
3. Samsung Advanced Institute for Health Sciences & Technology, Department of Health Sciences and Technology, Sungkyunkwan University, Seoul 06351, Korea
4. Department of Applied Bioengineering, Graduate School of Convergence Science and Technology, Seoul National University, Suwon 08826, Korea
5. School of Electrical and Electronic Engineering, YU-KIST Institute, Yonsei University, Seoul 03722, Korea