Oh, Dong Hyun
Kim, Jung Ju
Kim, Jinnam
Seong, Hye
Lee, Se Ju
Kim, Yong Chan
Kim, Eun Jin
Jung, In Young
Jeong, Woo Yong
Jeong, Su Jin
Ku, Nam Su
Han, Sang Hoon
Choi, Jun Yong
Song, Young Goo
Kim, June Myung
Funding for this research was provided by:
National Research Foundation of Korea (2017R1C1B5017875)
Yonsei University College of Medicine (6-2017- 0054)
Article History
Received: 2 May 2017
Accepted: 23 January 2018
First Online: 30 January 2018
Ethics approval and consent to participate
: The study was approved by the institutional review board of the Yonsei University Health System Clinical Trial Center (#4–2017-0070). The informed consent was waived because this study was a retrospective study with review of related data through the electronic medical record.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.