Article History
Received: 1 June 2020
Revised: 14 August 2020
Accepted: 13 October 2020
First Online: 4 November 2020
Compliance with ethical standards
:
: The scientific guarantor of this publication is Myeong-Jin 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.
: No complex statistical methods were necessary for this paper.
: 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