Funding for this research was provided by:
Japan Society for the Promotion of Science (18K07014)
Received: 27 November 2019
Accepted: 19 March 2020
First Online: 23 March 2020
Ethics approval and consent to participate
: Patients signed the “Kyoto University Hospital Informed Consent Form for the Non-therapeutic Use of Histopathological Materials”, and signed forms were uploaded into each electronic health record. Clinical data and samples were used with the approval of the Institutional Review Board of Kyoto University Hospital.
: All authors consent for publication.
: The authors declare that they have no competing interests.