Institution: | 1. Department of Orthopedic Surgery, Dongguk University Ilsan Hospital, Goyang, Korea;2. School of Chemical and Biological Engineering, Seoul National University, Gwanak‐gu, Seoul, Korea;3. Department of Periodontology, Research Institute for Periodontal Regeneration, College of Dentistry, Yonsei University, Seoul, Korea;4. Department of Applied Life Science, BK21 PLUS Project, College of Dentistry, Yonsei University, Seoul, Korea |