Lee, Jong Yoon
Kang, Yeo Wool
Koh, Myeongseok
Kim, Dong Kyun
Jang, Jin Seok
Lee, Jong Hoon
Article History
Received: 6 October 2021
Accepted: 24 January 2022
First Online: 29 January 2022
Declarations
:
: Our research protocol was approved by the Ethics Committee in accordance with international agreements (World Medical Association Declaration of Helsinki: Ethical principles for medical research involving human subjects). Due to the retrospective characteristics of the study, informed consent was waived, and the study was approved by the Institutional Review Board of Dong-A University College of Medicine (DAUHIRB-21-110).
: Informed consent for publication was obtained from the endoscopist wearing the protective equipment in Fig. InternalRef removed.
: The authors declare that they have no competing interests.