Tae, Bum Sik
Park, Ju Hyun
Kim, Jung Kwon
Ku, Ja Hyeon
Kwak, Cheol
Kim, Hyeon Hoe
Jeong, Chang Wook
Article History
Received: 4 October 2017
Accepted: 26 June 2018
First Online: 6 July 2018
Ethics approval and consent to participate
: Seoul National University Hospital Institutional Review Board approved this trial (D-1503-016-653). Written informed consents were obtained from all participants before trial screening.
: Not applicable.
: The authors declare that they have no competing interests.
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