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Hitomi Koizuka
Comprehensive Prosthodontics, Graduate School of Medical and Dental Sciences, Niigata University
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Hiroshi Kobayashi
Comprehensive Prosthodontics, Graduate School of Medical and Dental Sciences, Niigata University
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Yoshiaki Yamada
Oral Health ScienceCenter, Tokyo Dental College
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Masayuki Kurose
Divison of Oral Physiology, Graduate School of Medical and Dental Sciences, Niigata University