Kim, Youngjune
Choi, Dongjun
Lee, Kyong Joon
Kang, Yusuhn https://orcid.org/0000-0003-1838-2564
Ahn, Joong Mo
Lee, Eugene
Lee, Joon Woo
Kang, Heung Sik
Funding for this research was provided by:
National Research Foundation of Korea (NRF) grant funded by the Korea government (NRF-2019R1F1A1060126)
National Research Foundation of Korea (NRF) grant funded by the Ministry of Education (2017R1D1A1B03033610)
SNUBH Research Fund (13-2019-006)
Article History
Received: 25 October 2019
Revised: 25 November 2019
Accepted: 17 December 2019
First Online: 5 February 2020
Compliance with ethical standards
:
: The scientific guarantor of this publication is Yusuhn Kang.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.
: One of the authors (Dongjun Choi) has significant statistical expertise.
: Written informed consent was waived by the institutional review board.
: Institutional review board approval was obtained.
: • retrospective• experimental• performed at one institution