Jung, Na-Yeon
Cho, Hanna
Kim, Yeo Jin
Kim, Hee Jin
Lee, Jong Min
Park, Seongbeom
Kim, Sung Tae
Kim, Eun-Joo
Kim, Jae Seung
Moon, Seung Hwan
Lee, Jae-Hong
Ewers, Michael
Na, Duk L
Seo, Sang Won
Funding for this research was provided by:
National Research Foundation of Korea (NRF-2015R1C1A2A01053281, NRF-2017R1A2B2005081, 2016M3C7A1913844)
Article History
Received: 3 May 2018
Accepted: 17 September 2018
First Online: 27 September 2018
Ethics approval and consent to participate
: Approval of the study design was obtained from the ethics committee of Samsung Medical Center, Seoul, Korea. This study was performed in accordance with the 1964 Declaration of Helsinki and its later amendments. Written consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
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