Received: 27 May 2021
Accepted: 13 August 2021
First Online: 11 October 2021
: The research protocol was approved by the ethics committee of the Japanese Society of Oral Implantology (Approval number: 2020-1). Informed consents were obtained from all participants for the involvement in the present study.
: Consents to publish were obtained from all participants in the present study.
: K.K. belongs to the Division of Advanced Dental Devices and Therapeutics, Faculty of Dental Science, Kyushu University. This division is endowed by GC Corporation, Tokyo, Japan. GC Corporation had no specific roles in the conceptualization, design, data collection, analysis, decision to publish, or preparation of the manuscript. All other authors declare they have no competing interests.