Kim, Jae Hong http://orcid.org/0000-0002-7162-9944
Nam, Sang Eun
Sung, Jung Youp
Song, Keun Yeong
Bang, Bum Sik
Lee, Eun Kyoung
Article History
Received: 14 June 2021
Accepted: 15 August 2021
First Online: 30 August 2021
Declarations
:
: The authors have no conflicts of interest to disclose.
: The current study was conducted in compliance with the relevant ethics guidelines; all procedures performed in it were in accordance with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Written informed consent was waived due to the retrospective nature of the current study.