| Affiliation: | 1. Department of Pediatric Dentistry, School of Dentistry, Kyung Hee University, Seoul, Korea;2. Department of Clinical Pharmacology and Therapeutics, College of Medicine, Kyung Hee University, Seoul, Korea;3. Department of Pediatric Dentistry, College of Dentistry, Yonsei University, Seoul, Korea;4. Oral Science Research Center, College of Dentistry, Yonsei University, Seoul, Korea;5. Department of Preventive Dentistry and Public Oral Health, College of Dentistry, Yonsei University, Seoul, Korea;6. Department of Pediatric Dentistry, School of Dentistry, Seoul National University, Seoul, Korea |
