Kang, Joon Soon
Suh, Young Ju
Moon, Kyoung Ho
Park, Jun Sung
Roh, Tae Hoon
Park, Myung Hoon
Ryu, Dong Jin https://orcid.org/0000-0003-2455-5230
Funding for this research was provided by:
Inha University
Article History
Received: 22 June 2018
Revised: 31 August 2018
Accepted: 30 September 2018
First Online: 25 October 2018
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Because of the retrospective study design, a formal consent was not required. The protocol of this study was approved by the Inha University Hospital Institutional Review Board (approval number: INHAUH 2018-08-008-001).
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no competing interests.
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