Funding for this research was provided by:
Scientific Research Fund of the Ministry of Education, Culture, Sports, Science, and Technology of Japan (19K09145)
Received: 20 October 2019
Accepted: 21 July 2020
First Online: 7 August 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (ethics committee of Kyoto University, approval number: R-1721 and R-1785) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from all patients in accordance with the ethical guidelines of Kyoto University Hospital.
: All patients provided written consent for their personal or clinical details along with any identifying images to be published in this study.
: The authors declare that they have no competing interests.