Funding for this research was provided by:
National Research Foundation of Korea (2014M3C9A3063541)
National Research Foundation of Korea (2016M3A9A7916996)
National Research Foundation of Korea (2017M3C4A7065887)
Text and Data Mining valid from 2018-12-01
Received: 3 May 2018
Accepted: 24 October 2018
First Online: 3 December 2018
Ethics approval and consent to participate
: Imaging data of LUng Nodule Analysis 2016 (LUNA16) is obtained from the Lung Image Database Consortium and Image Database Resource Initiative (LIDC-IDRI) database, both of which are publicly available. Thus, no internal approval of an institutional review board was required for this study. Informed consent was given by LIDC-IDRI.
: Not Applicable.
: The authors declare that they have no competing interests.
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