Hwang, Jin Sun
Lee, Yoon Pyo
Bae, Seok Hyun
Kim, Ha Kyoung
Yi, Kayoung
Shin, Young Joo
Funding for this research was provided by:
National Research Foundation of Korea (NRF-2015R1D1A1A09058505)
Hallym University Medical Center (Hallym University Research Fund)
Article History
Received: 14 November 2017
Accepted: 28 August 2018
First Online: 3 September 2018
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Hallym University Medical Center and adhered to the tenets of the Declaration of Helsinki for research involving human subjects. This study received a waiver of informed consent from the IRB of Hallym University Kangnam Sacred Heart Hospital because this study was a retrospective chart review study.
: Not applicable.
: The authors declare that they have no competing interests.
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