Miyamoto, Kazuya
Matsumoto, Kazuyuki
Obata, Taisuke
Sato, Ryosuke
Matsumi, Akihiro
Morimoto, Kosaku
Ogawa, Taiji
Terasawa, Hiroyuki
Fujii, Yuki
Yamazaki, Tatsuhiro
Uchida, Daisuke
Horiguchi, Shigeru
Tsutsumi, Koichiro
Kato, Hironari
Otsuka, Motoyuki
Funding for this research was provided by:
Japan Society for the Promotion of Science (20K17050 to KM)
Article History
Received: 19 June 2023
Accepted: 28 August 2023
First Online: 4 September 2023
Declarations
:
: This retrospective study was performed in accordance with the Declaration of Helsinki and approved by the Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences and Okayama University Hospital, Ethics Committee review board for human research (approval no. 2302–001). Only medical record was analyzed in this study. Instead of written or verbal informed consent to participate, this study guaranteed the opportunity of participation refusal by disclose information about this study on our institution homepage (opt-out methods). The opt-out method of consent was approved by the Ethics Committee in our hospital. All participants provided written informed consent for DB-ERCP.
: Not applicable.
: The authors declare no competing interests.