1. Department of Biomedical Science, Graduate School of Korea University, Seoul, Republic of Korea.
2. Institute for Clinical Dental Research, Korea University Medical Center, Republic of Korea.
3. Department of Medicine, Graduate School of Korea University, Seoul, Republic of Korea.
4. Department of Advanced Prosthodontics, Korea University Guro Hospital, Seoul, Republic of Korea.
5. Institute for Clinical Dental Research, Korea University Medical Center, Seoul, Republic of Korea.