Received: 12 February 2020
Revised: 17 June 2020
Accepted: 21 August 2020
First Online: 28 August 2020
Compliance with ethical standards
: The scientific guarantor of this publication is Chang Min Park.
: The authors of this manuscript declare relationships with the following companies: Three authors (J.M.G., H.K., C.M.P.) received research grants from Lunit Inc. for outside of this study. The authors state that this work has not received any funding.
: Two of the authors has significant statistical expertise (Chang Min Park and Jong Hyuk Lee).
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • retrospective• diagnostic study• performed at one institution