Shirakawa, Yasuhiro http://orcid.org/0000-0003-4698-5119
Noma, Kazuhiro
Maeda, Naoaki
Tanabe, Shunsuke
Sakurama, Kazufumi
Sonoyama-Hanaoka, Ayumi
Yoshitomi, Aiko
Kohno-Yamanaka, Reiko
Soga, Yoshihiko
Fujiwara, Toshiyoshi
Article History
Received: 9 November 2020
Accepted: 13 April 2021
First Online: 17 May 2021
Declarations
:
: This study was approved by the Okayama University Hospital Institutional Review Board (Approval no. 1811-010) and the institutional review board of each participating institution.
: All authors declare that they have no conflict of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions. Informed consent or substitute for it was obtained from all patients for being included in the study.