Lee, So Young
Sung, Yoon Hi
Choi, Dongwon
Kim, Dong Hoo
Article History
Received: 10 February 2018
Accepted: 6 June 2019
First Online: 15 June 2019
Compliance with Ethical Standards
:
: 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.