Chung, Yu Jin
Park, Incheol
Cho, Junho
Beom, Jin Ho
Lee, Ji Eun
Article History
Received: 29 November 2020
Accepted: 10 June 2021
First Online: 17 June 2021
Declarations
:
: The study data were collected using the Severance Clinical Research Analysis Portal, the clinical data search system used by the hospital. This study was conducted in compliance with the Declaration of Helsinki, and the need for informed consent was waived due to the study’s retrospective design. This study was approved by the Institutional Review Board of the Yonsei University Health System (approval number 4-2020-0630). The need for informed consent was waived by the Institutional Review Board of the Yonsei University Health System (approval number 4-2020-0630).
: Not applicable.
: The authors declare that they have no competing interests.