Funding for this research was provided by:
Japan Society for the Promotion of Science (KAKENHI) on Scientific Research (A) Program (15H01771)
Japan Society for the Promotion of Science (KAKENHI) on Scientific Research (C) Program (18H11500)
Article History
Accepted: 5 November 2020
First Online: 3 January 2021
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This study was carried out in accordance with the recommendations of Tokyo Institute of Technology’s Ethical Review Board for Epidemiological Studies. All subjects gave written informed consent in accordance with the Declaration of Helsinki. The protocol was approved by the Tokyo Institute of Technology’s Ethical Review Board for Epidemiological Studies.