Funding for this research was provided by:
JSPS KAKENHI Grant-in-Aid for Scientific Research (24500578)
Received: 11 June 2019
Accepted: 24 December 2019
First Online: 6 January 2020
Ethics approval and consent to participate
: All participants provided written informed consent, and the protocol was approved by the Ethics Committee of the Kyoto University Graduate School and Faculty of Medicine (protocol identification number: E1683).
: All participants signed the consent for publication.
: There are no conflicts of interest to declare with regard to this study.