1. Department of Oral Physiology; Dental Science Research Institute and Medical Research Center for Biomineralization Disorders; School of Dentistry; Chonnam National University; Gwangju South Korea
2. Department of Oral and Maxillofacial Surgery; Dental Science Research Institute and Medical Research Center for Biomineralization Disorders; School of Dentistry; Chonnam National University; Gwangju South Korea
3. Department of Oral Anatomy; Dental Science Research Institute and Medical Research Center for Biomineralization Disorders; School of Dentistry; Chonnam National University; Gwangju South Korea
4. Department of Periodontology; Dental Science Research Institute and Medical Research Center for Biomineralization Disorders; School of Dentistry; Chonnam National University; Gwangju South Korea