Lee, Won Jin http://orcid.org/0000-0002-0254-7267
Choi, Yeongchull
Ko, Seulki
Cha, Eun Shil
Kim, Jaeyoung
Kim, Young Min
Kong, Kyoung Ae
Seo, Songwon
Bang, Ye Jin
Ha, Yae Won
Funding for this research was provided by:
Korea Health Industry Development Institute (HI16C1186)
Article History
Received: 8 May 2018
Accepted: 19 November 2018
First Online: 4 December 2018
Ethics approval and consent to participate
: The present study was reviewed and approved by the Institutional Review Board of Korea University (1040548-KU-IRB-16-203-A-1). This was a registry-based study without personal contact and consent to participate was not required.
: Not applicable.
: The authors declare that they have no competing interests.
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