Affiliation: | Department of Periodontology, School of Life Dentistry at Tokyo, Nippon Dental University, Tokyo, Japan;, Department of Biochemistry and Molecular Dentistry, Okayama University, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan;and Research Center for Odontology, School of Life Dentistry at Tokyo, Nippon Dental University, Tokyo, Japan |