Kim, Jie-Hyun
Han, Kyung-Do
Lee, Jung Kuk
Kim, Hyun-Soo
Cha, Jae Myung
Park, Sohee
Kim, Joo Sung
Kim, Won Ho
,
Article History
Received: 30 March 2019
Revised: 8 April 2020
Accepted: 22 April 2020
First Online: 13 May 2020
Change Date: 17 June 2020
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1038/s41416-020-0946-z
Ethics approval and consent to participate
: The study was conducted in accordance with the Good Clinical Practice guidelines and the Declaration of Helsinki. This study was approved by the Institutional Review Board of Gangnam Severance Hospital, Korea (Institutional Review Board no. 3-2017-0362), and written informed consent was waived.
: Not applicable.
: The data sets used and/or analysed during this study are available from the corresponding author on reasonable request.
: The authors declare no competing interests. Hyun-Soo Kim is the guarantor of the article.
: This study was supported by grants from the research fund from the Korean Society of Gastroenterology and the National R&D Programme for Cancer Control (1720200) and the Korean National Health Clinical Research (NHCR) project (HC16C2320), Ministry of Health and Welfare, Republic of Korea.