Department of Special Needs Dentistry;
Nihon University School of Dentistry at Matsudo;
Chiba;
Japan;
Department of Laboratory Medicine for Dentistry for the Compromised Patient;
Nihon University;
School of Dentistry at Matsudo;
Chiba;
Japan;
Department of Fixed Prosthodontics;
Nihon University School of Dentistry at Matsudo;
Chiba;
Japan;
Fusobacterium nucleatum; Fusobacterium necrophorum; One-Step Multiplex PCR;