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*Kazuki Ogiso
Graduate School of Dentistry(Department of Periodontology), Osaka Dental University
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Takayuki Nambu
Department of Bacteriology, Osaka Dental University
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Yoshio Kotsu
Osaka Dental University, 2 Department of Periodontology
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Hisanori Fukushima
Department of Bacteriology, Osaka Dental University
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Masatoshi Ueda
Osaka Dental University, 2 Department of Periodontology