Togo, Maria
Yokobori, Takehiko
Shimizu, Kimihiro
Handa, Tadashi
Kaira, Kyoichi
Sano, Takaaki
Tsukagoshi, Mariko
Higuchi, Tetsuya
Yokoo, Satoshi
Shirabe, Ken
Oyama, Tetsunari
Article History
Received: 14 June 2019
Revised: 24 January 2020
Accepted: 9 March 2020
First Online: 2 April 2020
Ethics approval and consent to participate
: This research conformed to the Declaration of Helsinki and was approved by the Institutional Review Board for Clinical Research at Gunma University Hospital (approval number: 2018212). Informed consent was obtained with the opt-out method.
: All data generated or analysed during this study are included in this published article and its InternalRef removed data.
: The authors declare no competing interests.
: This study was supported by Grants-in-Aid for Scientific Research from the Japan Society for the Promotion of Science (JSPS); grant numbers 18K07665 and 18H02877. The work was also supported in part by the Research Grant of the Princess Takamatsu Cancer Research Fund, Suzuken Memorial Foundation and the Pancreas Research Foundation of Japan.