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Naoyuki Ishida
Department of Operative Dentistry, Endodontology and Periodontology, School of Dentistry, Matsumoto Dental University
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Nobuo Yoshinari
Department of Operative Dentistry, Endodontology and Periodontology, School of Dentistry, Matsumoto Dental University
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Kenji Matsushita
Department of Oral Disease Research, National Center for Geriatrics and Gerontology
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Yuichi Ishihara
Department of Operative Dentistry, Endodontology and Periodontology, School of Dentistry, Matsumoto Dental University