Hyun, Dongho
Cho, Sung Ki https://orcid.org/0000-0001-6900-0197
Shin, Sung Wook
Park, Kwang Bo
Park, Hong Suk
Choo, Sung Wook
Do, Young Soo
Article History
Received: 30 August 2019
Accepted: 31 December 2019
First Online: 7 January 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: This study has obtained IRB approval from Samsung Medical Center and the need for informed consent was waived.
: For this type of study formal consent is not required.