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Authors
Ding, Yi-Shan
Kim, Won-Suk
Park, Sun Joo
Kim, Se-Kwon
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Funding
Funding for this research was provided by:
Pukyong National University (2017)
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Article History
Received: 1 February 2018
Accepted: 16 May 2018
First Online: 2 August 2018
Ethics approval and consent to participate
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: The authors declare that they have no competing interests.
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