Miura, Takuya
Sakamoto, Yoshiyuki
Morohashi, Hajime
Suto, Akiko
Kubota, Shunsuke
Ichisawa, Aika
Kuwata, Daisuke
Yamada, Takahiro
Tamba, Hiroaki
Matsumoto, Shuntaro
Hakamada, Kenichi
Article History
Received: 23 June 2021
Accepted: 11 April 2022
First Online: 21 April 2022
Declarations
:
: The study protocol was approved by the Hirosaki University Ethics Review Committee Board before initiation (2016-074, 2016-004, 2017-046 and 2015-103). The study protocols of preoperative chemotherapy were registered with the Japan Registry of Clinical Trials as jRCTs021180033 and jRCTs021180023 [ExternalRef removed]. The protocols were explained and written informed consent was obtained from all of patients. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.