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Hitoshi Satoh
Department of Removable Prosthodontics, School of Dentistry, Niigata University
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Hiroshi Kobayashi
Department of Removable Prosthodontics, School of Dentistry, Niigata University
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Shuichi Nomura
Department of Removable Prosthodontics, School of Dentistry, Niigata University
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Kiyoshi Ishioka
Department of Removable Prosthodontics, School of Dentistry, Niigata University