Namgoong, Sik
Yang, Jong-Phil
Han, Seung-Kyu
Jeong, Seong-Ho
Dhong, Eun Sang http://orcid.org/0000-0002-7521-0518
Article History
Received: 16 April 2019
Accepted: 19 May 2019
First Online: 6 June 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest to disclose and no financial support.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration, and its later amendments or comparable ethical standards and all patients provided written informed consent prior to enrollment.
: Informed consent was obtained from all individual participants included in this study.