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Authors
Hwang, Jung Hye
Cho, Hyun Jeong
Im, Hyea Bin
Jung, Young Sun
Choi, Soo Jeung
Han, Dongwoon https://orcid.org/0000-0003-0206-8976
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Article History
Received: 15 August 2019
Accepted: 7 May 2020
First Online: 13 May 2020
Ethics approval and consent to participate
: Ethical approval for the study was acquired from the Institutional Review Board on Human Subjects Research and Ethics Committees, Hanyang University (HYI-15-210-1). Enrollment of the respondents was voluntary, and all patients gave written consent to participate in the study.
: Not applicable.
: The authors have no conflicts of interest to declare.
