Miura, Shoko
Kasahara, Shin
Yamauchi, Shinobu
Okuyama, Yayoi
Izumida, Akio
Aida, Jun
Egusa, Hiroshi
Funding for this research was provided by:
Japan Society for the Promotion of Science (C: 26462908, C: 15K11145, C: 17K11739)
Article History
Received: 21 November 2016
Accepted: 29 May 2017
First Online: 12 June 2017
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This work was supported by Grant-in Aids for Scientific Research (C: 26462908, C: 15K11145, and C: 17K11739) from the Japan Society for the Promotion of Science.
: This study was performed following a protocol approved by the Research Ethics Committee of Tohoku University, Graduate School of Dentistry (approved number 25-3).
: Informed consent of patients was verbally obtained to conduct this study. This study was a retrospective, non-interventional clinical study without the need for a formal consent in accordance with the ethical standards of the institutional and/or national research committee.