Kwon, Seong Young
,
Lee, Sang-Woo
Kong, Eun Jung
Kim, Keunyoung
Kim, Byung Il
Kim, Jahae
Kim, Heeyoung
Park, Seol Hoon
Park, Jisun
Park, Hye Lim
Oh, So Won
Won, Kyoung Sook
Ryu, Young Hoon
Yoon, Joon-Kee
Lee, Soo Jin
Lee, Jong Jin
Chong, Ari
Jeong, Young Jin
Jeong, Ju Hye
Cho, Young Seok
Cho, Arthur
Cheon, Gi Jeong
Choi, Eun Kyoung
Hwang, Jae Pil
Bae, Sang Kyun http://orcid.org/0000-0003-0174-8734
Article History
Received: 6 September 2019
Accepted: 19 November 2019
First Online: 10 December 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: 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 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: The institutional review board of our institutes approved this retrospective study, and the requirement to obtain informed consent was waived.