Choi, Yeonjoo
Kim, Jin Won http://orcid.org/0000-0002-1357-7015
Suh, Koung Jin
Lim, Yoo-Joo
Lee, Ji Yun
Kang, Beo-Deul
Kim, Ji-Won
Kim, Se-Hyun
Lee, Jeong-Ok
Kim, Yu Jung
Lee, Keun-Wook
Kim, Jee Hyun
Bang, Soo-Mee
Lee, Jong Seok
Article History
Received: 10 October 2018
Accepted: 15 October 2019
First Online: 4 November 2019
Ethics approval and consent to participate
: This study was approved by the Seoul National University Bundang Hospital institutional review board (IRB No: B-1507/306–104). Requirement for informed consent was waived and data collection was conducted under accordance with World Medical Association’s Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interest.