Kim, Youngsoon
Park, Hyungjun
Shin, Junoik
Choi, Jeong-Hyun
Park, Sung Wook
Kang, Hee Yong http://orcid.org/0000-0001-7506-1375
Article History
Received: 16 April 2018
Revised: 1 October 2018
Accepted: 5 October 2018
First Online: 15 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: 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.
: Informed consent was obtained from all individual participants included in the study.