Hong, Pa
Kim, Seung Soo
Jeong, Cheol
Hwang, Seung Hwan
Kim, Tae Seob
Park, Jung Heum
Song, Yun Gyu
Song, Yu Kwan http://orcid.org/0000-0001-6965-211X
Article History
Received: 15 September 2020
Accepted: 13 December 2020
First Online: 1 March 2021
Compliance with Ethical Standards
:
: The authors have nothing to declare in relation to the current work.
: All procedures described herein were performed 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.