Kim, Dongwoo
Cho, Arthur
Hwang, Sang Hyun
Jo, KwanHyeong
Chang, Jong Hee
Yun, Mijin
Funding for this research was provided by:
National Research Foundation of Korea (NRF-2016R1E1A1A01943303)
Article History
Received: 14 August 2020
Revised: 22 October 2020
Accepted: 25 October 2020
First Online: 16 November 2020
Compliance with Ethical Standards
:
: Dongwoo Kim, Arthur Cho, Sang Hyun Hwang, KwanHyeong Jo, and Jong Hee Chang, Mijin Yun declare that they have no conflict of interest. This research was supported by the National Research Foundation of Korea (NRF) funded by the Ministry of Science and ICT (NRF-2016R1E1A1A01943303). The funders of the study were not involved in the study design, data collection, data interpretation, writing of the report, or the decision to submit the paper for publication. The authors report no other potential conflict of interest relevant to this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the Helsinki declaration as revised in 2013 and its later amendments or comparable ethical standards.
: The institutional review board of our institute approved this retrospective study, and the requirement to obtain informed consent was waived.