Choi, Hyung Jin
Lee, Soo Jin
Kim, Ji Young
Sung, Yoon-Kyoung
Choi, Yun Young http://orcid.org/0000-0002-7535-4343
Article History
Received: 10 January 2019
Revised: 24 April 2019
Accepted: 14 May 2019
First Online: 3 June 2019
Compliance with Ethical Standards
:
: Hyung Jin Choi, Soo Jin Lee, Ji Young Kim, Yoon-Kyoung Sung, and Yun Young Choi declare no conflict of interest.
: All procedures followed were performed in accordance with the ethical standards of the responsible committee on human experimentation and with the Helsinki Declaration of 1975, as revised in 2013.
: The study design of the retrospective analysis and exemption of informed consent were approved by the Institutional Review Board of Hanyang University Medical Center (HYUH 2018-11-001).