Nihon University Graduate School of Dentistry at Matsudo, Removable Prosthodontics, Matsudo, Chiba 271–8587, Japan

Department of Removable Prosthodontics, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Department of Removable Prosthodontics, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Department of Removable Prosthodontics, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Department of Removable Prosthodontics, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Department of Dental Biomaterials, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Liberal Arts（Chemistry）, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Department of Removable Prosthodontics, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan

Department of Removable Prosthodontics, Nihon University of Dentistry at Matsudo, Matsudo, Chiba 271–8587, Japan