Seo, Ji Yeon
Jin, Eun Hyo
Bae, Jung Ho
Lim, Joo Hyun
Chung, Goh Eun
Lee, Changhyun
Kwak, Min-Sun
Kang, Hae Yeon
Song, Ji Hyun
Yang, Sun Young
Yang, Jong In
Lim, Seon Hee
Yim, Jeong Yoon
Kim, Joo Sung
Chung, Su Jin
Article History
Received: 26 August 2019
Accepted: 6 November 2019
First Online: 15 November 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest for this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consents were accepted from all participating endoscopists.