Funding for this research was provided by:
Japan Society for the Promotion of Science (16K19882)
Received: 19 June 2020
Accepted: 16 September 2020
First Online: 29 September 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were conducted in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. This study was approved by the Kyushu University Institutional Review Board for Clinical Research (30-174).
: Informed consent was obtained from all participants.
: The authors declare that they have no competing interests.