1. Department of Periodontology, College of Dentistry and Institute of Oral Bioscience, Jeonbuk National University, Jeonju, Republic of Korea.
2. Department of Oral and Maxillofacial Surgery, Seoul National University School of Dentistry, Seoul National University Dental Hospital, Seoul, Republic of Korea.
3. Department of Research Institute, SL BIGEN, Inc., Incheon, Republic of Korea.
4. Department of Periodontics, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea.
5. Research Institute of Clinical Medicine of Jeonbuk National University–Biomedical Research Institute of Jeonbuk National University Hospital, Jeonju, Republic of Korea.