Funding for this research was provided by:
parents’ association of kitasato university school of medicine
Received: 8 July 2021
Accepted: 13 August 2021
First Online: 31 August 2021
: The study protocol was approved by Kitasato institutional Animal Care Committee (Permission number: 2020-091). The study was carried out in compliance with the ARRIVE guidelines for the reporting of animal experiments. All methods were carried out in accordance with the guidelines for the proper conduct of animal experiments by the Science Council of Japan.
: Not applicable
: The authors declare that they have no competing interests.