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Authors
Jang, Dong Kee
Jung, Chan Yung
Kim, Kyung Ho
Lee, Jun Kyu
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Funding
Funding for this research was provided by:
Korean Health Technology R&D Project (HI16C0887)
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Article History
Received: 21 November 2017
Accepted: 12 April 2018
First Online: 16 May 2018
Ethics approval and consent to participate
: This study was approved by the Institutional Ethics Review Board (IRB) of Dongguk University Ilsan Hospital (IRB No. 2017-50; Dongguk University Ilsan Oriental Hospital, 2017-06). Written informed consent will be obtained from each participant.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
