Kim, Kyung Tae
Chae, Ju Byung
Lee, Seungheon
Seo, Eoi Jong
Kim, Dong Yoon
Article History
Received: 29 March 2021
Accepted: 26 July 2021
First Online: 10 August 2021
Declarations
:
: This retrospective study was approved by the Ethics Committee of Chungbuk National University Hospital (No. 2020–12-018). The institutional review board and ethics committees of Chungbuk National University Hospital (No. 2020–12-018) waived the need for informed consent. The study adhered to the tenets of the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no conflicts interests.