1Oral and Maxillofacial Surgery, Field of Oral and Maxillofacial Surgery and Systemic Medicine, Course of Clinical Science, Nippon Dental University Graduate School of Life Dentistry at Niigata, Niigata, Japan
2Department of NDU Life Sciences, Nippon Dental University School of Life Dentistry at Tokyo, Tokyo, Japan
3Laboratory of Clinical Regenerative Medicine, Department of Neurosurgery, Faculty of Medicine, University of Tsukuba, Tsukuba-shi, Japan
4Department of Oral and Maxillofacial Surgery, Nippon Dental University School of Life Dentistry at Niigata, Niigata, Japan