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Authors
Kim, Sojung
Kwon, Jung-Hye http://orcid.org/0000-0001-5201-3645
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Article History
Received: 4 August 2019
Accepted: 24 April 2020
First Online: 18 May 2020
Ethics approval and consent to participate
: The Institutional Review Board of Korea University approved the study procedures and written informed consent was obtained from all participants (IRB Approval NO. 1040548-KU-IRB-15-51-A-1(R-A-1)).
: Not applicable.
: The authors declare that they have no competing interests.
