OU Keng-Liang1,2,3,4,5, UENO Takaaki4, YAMAMOTO Kayoko4
(1.Dept. of Dentistry, Taipei Medical Univ. Hospital, Taipei, Taiwan, 2.Dept. of Dentistry, Taipei Medical Univ.-Shuang Ho Hospital, New Taipei City, Taiwan, 3.Dept. of Oral Hygiene Care, Ching Kuo Institute of Management and Health, Keelung, Taiwan, 4.Dept. of OMS, Osaka Medical College, Osaka, Japan, 5.3D Global Biotech Inc.,New Taipei City 221, Taiwan)
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