Article History
Received: 31 August 2020
Revised: 22 December 2020
Accepted: 16 February 2021
First Online: 12 March 2021
Declarations
:
: The scientific guarantor of this publication is Eun-Kyung Kim, MD, PhD.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: One of the authors has significant statistical expertise.
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • retrospective• diagnostic or prognostic study• performed at one institution