Park, Pil Gyu
Yoo, Byung-Woo
Song, Jason Jungsik
Park, Yong-Beom
Lee, Sang-Won http://orcid.org/0000-0002-8038-3341
Funding for this research was provided by:
a grant from the Korea Health Technology R&D Project through the Korea Health Industry Development Institute, funded by the Ministry of Health and Welfare, Republic of Korea (HI14C1324)
Article History
Received: 7 February 2020
Accepted: 11 May 2020
First Online: 28 May 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Severance Hospital (4–2017-0673), who waived the need for patient written informed consent, as this was a retrospective study.
: Not applicable.
: The authors declare that they have no competing interests.