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Authors
Yamashita, Kouhei
Oda, Masafumi
Tanaka, Tatsurou
Nishida, Ikuko
Wakasugi-Sato, Nao
Matsumoto-Takeda, Shinobu
Habu, Manabu
Sago, Teppei
Takahashi, Osamu
Tsurushima, Hiroki
Tabe, Shiro
Otani, Taishi
Yoshiga, Daigo
Sasaguri, Masaaki
Joujima, Takaaki
Miyamura, Yuichi
Morimoto, Yasuhiro https://orcid.org/0000-0001-6468-0939
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Article History
Received: 26 May 2020
Accepted: 4 February 2021
First Online: 16 February 2021
Ethics approval and consent to participate
: The institutional review board at Kyushu Dental University approved this study (No. 12-19; Oct. 31, 2012). In this study, the Human Investigations Committee of Kyushu Dental University protected individuals’ rights, and the informed consent to participate to the present study was not obtained from study subjects. Kyushu Dental University ethics committee waived the need for formal consent to participate due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.
