1. Department of Preventive and Public Oral Health, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
2. Department of Oral Diagnostics, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
3. Department of Anesthesiology, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
4. Department of Laboratory Medicine for Dentistry, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
5. Department of Social Dentistry(Dental Practice Administration), Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
6. Department of Endodontics, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
7. Department of Oral Surgery, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
8. Department of Orthodontics, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan
9. Department of Oral Function and Rehabilitation, Nihon University School of Dentistry at Matsudo, Matsudo, Chiba 271-8587, Japan