Kang, Ho Won
Seo, Sung Pil
Kim, Won Tae
Yun, Seok Joong
Lee, Sang-Cheol
Kim, Wun-Jae
Hwang, Eu Chang
Kang, Seok Ho
Hong, Sung-Hoo
Chung, Jinsoo
Kwon, Tae Gyun
Kim, Hyeon Hoe
Kwak, Cheol
Byun, Seok-Soo
Kim, Yong-June http://orcid.org/0000-0001-7638-7174
,
Funding for this research was provided by:
National Research Foundation of Korea (2018R1D1A1B07043906)
Article History
Received: 14 March 2020
Accepted: 29 April 2020
First Online: 5 June 2020
Compliance with ethical standards
:
: The authors have no conflicts of interests to declare.
: The study complied with all applicable laws and regulations, good clinical practice, and ethical principles, as described in the Declaration of Helsinki. The study protocol was approved by the institutional review board of Chungbuk National University (approval number: GR2014-12-009). The requirement for informed consent was waived due to the retrospective nature of the study.