CHOI, Hyo-Won
KIM, Bola
KIM, Jae-Young
HUH, Jong-Ki
PARK, Kwang-Ho https://orcid.org/0000-0003-1942-2986
Article History
Received: 5 September 2019
Accepted: 20 November 2019
First Online: 6 December 2019
Ethics approval and consent to participate
: This study was approved by Gangnam Severance Hospital Institutional Review Board (Approval No. 3-2019-0119).
: Not applicable.
: The authors declare that they have no competing interests.