Kim, Chan Woong
Oh, Je Hyeok http://orcid.org/0000-0002-5211-3838
Funding for this research was provided by:
Chung-Ang University (Chung-Ang University Research Grants in 2018)
Article History
Received: 30 January 2019
Revised: 18 February 2019
Accepted: 26 February 2019
First Online: 8 March 2019
Compliance with ethical statements
:
: The authors declare that they have no conflict of interest.
: The study protocol and informed consent form were approved by the Institutional Review Board of our hospital on 19th February 2018 (Approval number: 1813-004-313). The study was registered at the Clinical Research Information Service on 16th March 2018 (Registration number: KCT0002735).
: All participants provided written informed consent before participating in the study.