Park, Hanul
Lee, Kang-Sook http://orcid.org/0000-0002-9879-0324
Park, Yong-Jun
Lee, Dong-Joon
Lee, Hyun-Kyung
Article History
Received: 1 January 2018
Accepted: 10 April 2018
First Online: 23 April 2018
Ethics approval and consent to participate
: The design of this study was approved by the Institutional Review Board at The Catholic University of Korea (IRB approval number: MC17QASI0009).
: The authors declare that they have no competing interests.
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