【組織】Kuroda Yasuko,黒田 晋吾,Alexander G. Richard,田中 栄二/Adult Class lll Treatment Using a J-Hook Headgear to the Mandibular Arch./The Angle Orthodontist / Kuroda Yasuko,Kuroda Shingo,Alexander G. Richard,Tanaka Eiji/Adult Class lll Treatment Using a J-Hook Headgear to the Mandibular Arch./The Angle Orthodontist