1. Department of Immunology and Molecular Microbiology, School of Dentistry and Dental Research Institute, Seoul National University, Seoul, Korea
2. Department of Periodontology, School of Dentistry and Dental Research Institute, Seoul National University, Seoul, Korea
3. Department of Preventive and Social Dentistry, School of Dentistry, Seoul National University
4. Department of Internal Medicine, Seoul National University Hospital
5. Department of Molecular Medicine and Biopharmaceutical Sciences, Graduate School of Convergence Science and Technology and College of Medicine, Seoul National University, Seoul, Korea