Na, Hee Young
Woo, Ji Won
Moon, Jae Hoon
Choi, June Young
Jeong, Woo-Jin
Kim, Yeo Koon
Choe, Ji-Young
Park, So Yeon http://orcid.org/0000-0002-0299-7268
Article History
First Online: 12 October 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the Institutional Review Board (IRB) of the Seoul National University Bundang Hospital (IRB No. B-1812-510-108). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Institutional review board waived the requirement for obtaining informed consent for this study.