About SAITO ISAMU
About 奥羽大 歯 口腔細菌学
About DOI HIROKI
About 奥羽大 歯 口腔解剖学第二
About YAMAMOTO SHIGEHISA
About 奥羽大 歯 口腔解剖学第二
About Dental Diamond
About semiconductor laser
About nerve cell
About Basic dentistry(= odontology)
About Medical instruments and apparatuses
About 歯科
About テクノロジー
About レーザー
About 痛み
About 緩和