Dental Clinic, Kônodai Branch Hospital, School of Medicine, Tokyo Medical and Dental University. [Japan] https://ror.org/03ksn2k92 Dept. of Anatomy, School of Medicine, Tokyo Medical and Dental University. [Japan] https://ror.org/01184z192 Dept. of Periodontology, School of Dentistry, Tokyo Medical and Dental University. [Japan]
https://ror.org/03ksn2k92 
