1. Nano-Bio Regenerative Medical Institute, College of Medicine; Hallym University; Chuncheon 200-702 Republic of Korea
2. Department of Nephrology, Chuncheon Sacred Heart Hospital; Hallym University College of Medicine; Chuncheon 200-704 Republic of Korea
3. Department of Nephrology; Yonsei University Wonju College of Medicine; Wonju 220-701 Republic of Korea
4. Department of Materials Science and Engineering College of Information and Electronic Engineering; Hallym University; Chuncheon 200-702 Republic of Korea
5. Department of Otorhinolaryngology-Head and Neck Surgery, Chuncheon Sacred Heart Hospital; Hallym University College of Medicine; Chuncheon 200-704 Republic of Korea