Institution: | aDepartment of Conservative Dentistry, College of Dentistry, Wonkwang University, Iksan, Korea;bOral Biology Research Institute, School of Dentistry, Kyung Hee University, Seoul, Korea;cDepartment of Pharmacology, School of Dentistry, Kyung Hee University, Seoul, Korea;dDepartment of Oral Anatomy, Gangneung-Wonju National University, Kangnung, Korea;eDepartment of Conservative Dentistry, School of Dentistry, Seoul National University, Seoul, Korea;fDepartment of Conservative Dentistry, Dental Hospital, East-West Neomedical Center, Seoul, Korea |