Kim, Sehui
Jang, Ji-Young
Koh, Jaemoon
Kwon, Dohee
Kim, Young A.
Paeng, Jin Chul
Ock, Chan-Young
Keam, Bhumsuk
Kim, Miso
Kim, Tae Min
Heo, Dae Seog
Chung, Doo Hyun
Jeon, Yoon Kyung https://orcid.org/0000-0001-8466-9681
Funding for this research was provided by:
Seoul National University Hospital (800-20160023)
Ministry of Education, Science and Technology (NRF-2016R1D1A1B01015964)
Seoul National University (0320170160 [2017-1312])
Article History
Received: 28 March 2019
Accepted: 2 September 2019
First Online: 12 November 2019
Ethics approval and consent to participate
: This study was performed in accordance with the World Medical Association Declaration of Helsinki and was approved by the Institutional Review Board (IRB) of SNUH (H-1404-100-572). Informed consent for participation was waivered by the IRB of SNUH on the basis that this study was a retrospective study using archived material, and did not increase risk to the patients.
: Not applicable.
: The authors declare that they have no competing interests.