Funding for this research was provided by:
Korea Health Industry Development Institute
Ministry of Health and Welfare
Seoul National University Bundang Hospital
Text and Data Mining valid from 2018-12-01
Received: 18 August 2017
Accepted: 28 December 2017
First Online: 17 December 2018
Ethics approval and consent to participate
: The institutional review board of the Seoul National Bundang Hospital approved current study and waived informed patient consent.
: Not applicable.
: Kyoung Ho Lee received grants from the Korea Health Industry Development Institute (KHIDI), funded by the Ministry of Health & Welfare, Republic of Korea, and Seoul National University Bundang Hospital. Kyong Joon Lee received grants from Seoul National University. All other authors declare no competing interests.
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