Received: 20 January 2021
Accepted: 19 June 2021
First Online: 1 July 2021
: This study was approved by the Animal Experiment Committee of the Nippon Dental University School of Life Dentistry (approval No. 10-29). All methods were carried out in accordance with the guidelines laid down by the revised Animals (Scientific Procedures) Act 1986 in the UK, Directive 2010/63/EU in Europe and ARRIVE (Animal Research: Reporting of in vivo Experiments).
: Not applicable.
: The authors declare that they have no competing interests.