Shin, Sumin
Choi, Yong Soo
Jung, Jae Jun
Im, Yunjoo
Shin, Sun Hye
Kang, Danbee
Cho, Jong Ho
Kim, Hong Kwan
Kim, Jhingook
Zo, Jae Ill
Shim, Young Mog
Park, Keunchil
Ahn, Myung-Ju
Ahn, Yong Chan
Lee, Genehee
Cho, Juhee
Lee, Ho Yun
Park, Hye Yun http://orcid.org/0000-0002-5937-9671
Funding for this research was provided by:
National Research Foundation (No. 2017R1A2B2006435)
Article History
Received: 27 July 2019
Accepted: 29 November 2019
First Online: 10 January 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Samsung Medical Center, which exempted the requirement for informed consent as we only used de-identified data retrieved from electronic medical records.<b>IRB</b> no. 2018–08–087-001<b>, Approval Date</b> 9/10/2018.
: Not applicable.
: The authors declare that they have no competing interests.