Funding for this research was provided by:
Grant-in-Aid for Scientific Research from the Japan Society for the Promotion of Science (15K15767)
Received: 3 August 2020
Accepted: 3 October 2021
First Online: 8 October 2021
: The present study was approved by the Ethics Committees of Tokushima University Hospital (No. 2719) in accordance with the Helsinki Declaration of 2013. Participants received an explanation of this clinical study and provided their written informed consent.
: All authors consented to a publication of this manuscript to <i>International Journal of Implant Dentistry</i>.
: Authors, Rie Kido, Jun-ichi Kido, Eijiro Sakamoto, Yusufumi Nishikawa, Yoritoki Tomotake and Hiromichi Yumoto declare that they have no competing interests.