Kim, Yong Hoon http://orcid.org/0000-0002-9669-3598
Her, Ae-Young http://orcid.org/0000-0002-9990-6843
Jeong, Myung Ho http://orcid.org/0000-0003-2424-810X
Kim, Byeong-Keuk http://orcid.org/0000-0003-2493-066X
Hong, Sung-Jin http://orcid.org/0000-0003-4893-039X
Park, Sang-Ho http://orcid.org/0000-0001-7912-0336
Kim, Byung Gyu
Kim, Seunghwan http://orcid.org/0000-0001-6783-3849
Ahn, Chul-Min http://orcid.org/0000-0002-7071-4370
Kim, Jung-Sun http://orcid.org/0000-0003-2263-3274
Ko, Young-Guk http://orcid.org/0000-0001-7748-5788
Choi, Donghoon http://orcid.org/0000-0002-2009-9760
Hong, Myeong-Ki http://orcid.org/0000-0002-2090-2031
Jang, Yangsoo http://orcid.org/0000-0002-2169-3112
Article History
Received: 15 May 2021
Accepted: 2 November 2021
First Online: 19 November 2021
Declarations
:
: This study was approved by the ethics committee of each participating center and the Chonnam National University Hospital Institutional Review Board ethics committee (CNUH-2011-172) according to the ethical guideline of the Declaration of Helsinki. Written informed consent was obtained from all patients prior to inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests.