1. Oral Science Research Center, Yonsei University College of Dentistry; Seoul Republic of Korea
2. Department of Prosthodontics; Oral Science Research Center, Yonsei University College of Dentistry; Seoul Republic of Korea
3. Department of Laboratory Animal Medicine; The Institute for the 3Rs, College of Veterinary Medicine and The Institute for the Veterinary Medicine, Konkuk Univerisity; Seoul Republic of Korea