1 Department of Surgery, School of Medicine, Dongsan Medical Center, Keimyung University, Daegu, Republic of Korea
2 Division of Colorectal Surgery, Department of Surgery, Colorectal Cancer Clinic, Severance Hospital, Yonsei University College of Medicine, Seoul, Republic of Korea
Supplemental digital content is available for this article. Direct URL citations appear in the printed text, and links to the digital files are provided in the HTML and PDF versions of this article on the journal’s Web site (www.dcrjournal.com).
Funding/Support: This work was supported by a National Research Foundation of Korea grant funded by the Korean government (Minister of Science, ICT and Future Planning grant 2017R1C1B5076880).
Financial Disclosure: None reported.
Correspondence: Sung Uk Bae, M.D., Department of Surgery, School of Medicine, Dongsan Medical Center, Keimyung University, 194 Dongsan-Dong, Jung-Gu, Daegu 700–712, Republic of Korea. E-mail: firstname.lastname@example.org