Orofacial and Head Pain Clinic Nihon University Hospital at Matsudo Chiba Japan;
Orofacial and Head Pain Clinic Nihon University Hospital at Matsudo Chiba Japan;
Orofacial and Head Pain Clinic Nihon University Hospital at Matsudo Chiba Japan;
Department of Pathology Nihon University School of Dentistry at Matsudo Chiba Japan;
Medial Pterygoid Muscle; Mandibular Nerve; Lingual Nerve; Referred Pain;