Lee, Hye-Kyung
Kim, Soo Jin
Kim, Young Ho
Ko, Youngkyung
Ji, Suk http://orcid.org/0000-0001-9720-6731
Park, Joo-Cheol
Funding for this research was provided by:
Korean Health Technology R&D project, Ministry of Health & Welfare, Republic of Korea (HI16C0220)
Article History
Received: 28 November 2017
Accepted: 13 August 2018
First Online: 24 August 2018
Ethics approval and consent to participate
: The study protocol was approved by the Korea University Anam Hospital, Seoul, Korea (IRB no. ED13162) and participants provided written informed consent to participate in this study.
: Not applicable.
: The authors declare that they have no competing interests.
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