Accepted for Publication: November 7, 2020.
Published Online: January 20, 2021. doi:10.1001/jamasurg.2020.6357
Corresponding Author: Ji Hoon Park, MD, PhD, Department of Radiology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, 82, Gumi-ro 173 Beon-gil, Bundang-gu, Seongnam-si, Gyeonggi-do 13620, Korea (pjihoon79@gmail.com).
Author Contributions: Dr Kyung Hee Lee and Mr Seungjae Lee contributed equally as co–first authors. Dr Park had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Concept and design: Kyung Hee Lee, S. Lee, Park, Kyoung Ho Lee.
Acquisition, analysis, or interpretation of data: Kyung Hee Lee, S. Lee, Park, S. S. Lee, H. Kim, W. J. Lee, Cha, K. Kim, W. Lee, J. Y. Lee.
Drafting of the manuscript: Kyung Hee Lee, Park, S. S. Lee, H. Kim, K. Kim.
Critical revision of the manuscript for important intellectual content: Kyung Hee Lee, S. Lee, Park, W. J. Lee, Cha, W. Lee, J. Y. Lee, Kyoung Ho Lee.
Statistical analysis: Kyung Hee Lee, S. Lee, Park, S. S. Lee, K. Kim, W. Lee.
Obtained funding: Park.
Administrative, technical, or material support: Park.
Supervision: Kyung Hee Lee, S. Lee, Park, W. J. Lee, J. Y. Lee.
Conflict of Interest Disclosures: Dr Kyung Hee Lee reported receiving grants from the National Research Foundation of Korea funded by the Korea government outside the submitted work. Dr Park reported receiving grants from the Basic Science Research Program through the National Research Foundation of Korea funded by the Ministry of Education and Seoul National University Bundang Hospital Research Fund. No other disclosures were reported.
Funding/Support: This research was supported by grant NRF-2018R1D1A1B07050976 for the Basic Science Research Program through the National Research Foundation of Korea from the Ministry of Education and grant 14-2018-008 from the Seoul National University Bundang Hospital Research Fund.
Role of the Funder/Sponsor: The sponsors had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: Choonsik Lee, PhD, Division of Cancer Epidemiology and Genetics, National Cancer Institute, provided advice in improving the manuscript, for which he was not compensated.
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