Otsuki, Bungo
Okamoto, Takeshi
Fujibayashi, Shunsuke
Sakamoto, Akio
Toguchida, Junya
Murata, Koichi
Shimizu, Takayoshi
Matsuda, Shuichi
Article History
Received: 2 February 2021
Accepted: 24 May 2021
First Online: 4 June 2021
Declarations
:
: This study was performed with the approval of the Institutional Ethics Committee of Kyoto University.
: This study is retrospective study. Patients were not required to give informed consent to the study because the analysis used clinical recorded that were obtained after each patient agreed to treatment by written consent. We also applied opt-out method to obtain consent on this study, which was approved by the Institutional Review Board.
: The authors declare no competing interest.