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Katsuya Kawanishi
Department of Removable Prosthodontics, School of Dentistry, Health Sciences University of Hokkaido
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Mizuho Sasaki
Department of Removable Prosthodontics, School of Dentistry, Health Sciences University of Hokkaido
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Yoshifumi Toyoshita
Department of Removable Prosthodontics, School of Dentistry, Health Sciences University of Hokkaido
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Hideki Aita
Department of Removable Prosthodontics, School of Dentistry, Health Sciences University of Hokkaido
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Hisashi Koshino
Department of Removable Prosthodontics, School of Dentistry, Health Sciences University of Hokkaido