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*Shoichiro Terada
Osaka Dental University, Department of Periodontology
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Yoichiro Taguchi
Osaka Dental University, Department of Periodontology
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Shintaro Hata
Osaka Dental University, Department of Oral Pathology
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Akio Tanaka
Osaka Dental University, Department of Oral Pathology
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Hisao Imai
Osaka Dental University, Department of Periodontology
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Masatoshi Ueda
Osaka Dental University, Department of Periodontology