Funding for this research was provided by:
Ministry of Health and Welfare (HI14C1277, HA17C0039)
Received: 1 October 2019
Accepted: 27 July 2020
First Online: 18 August 2020
Ethics approval and consent to participate
: This study was approved by the Seoul National University Hospital (SNUH) Institutional Review Board (IRB) (No: 1706–102-860). The use of clinical data from the prospectively collected registry for scientific purposes was also approved by SNUH IRB (No: 1506–121-682). Written informed consent was acquired from all registry participants and additional informed consent was obtained for the use of fresh frozen tissue stored in the SNUH biobank for NGS analysis.
: Not Applicable.
: All the authors declare no competing interests.