Koo, Dae Lim
Kim, Hang-Rai
Nam, Hyunwoo
Funding for this research was provided by:
Seoul National University Hospital (16-2014-85)
Article History
Received: 29 August 2019
Revised: 12 December 2019
Accepted: 20 December 2019
First Online: 2 January 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict(s) of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from all individual participants included in the study.