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Reiichi YAMAGA
Dept. of Dental Technology, School of Dentistry, Osaka University. [日本]
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Setsuo HIGASHI
Dept. of Dental Technology, School of Dentistry, Osaka University. [日本]
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Akira YAMANAKA
Dept. of Dental Technology, School of Dentistry, Osaka University. [日本]
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Kazuhiko JŌSHIN
Dept. of Dental Technology, School of Dentistry, Tokyo Medical and Dental University. [日本]