Jung, Da Jung http://orcid.org/0000-0001-6178-6113
Yoo, Myung Hoon http://orcid.org/0000-0002-9158-8924
Lee, Kyu-Yup http://orcid.org/0000-0001-7170-4847
Funding for this research was provided by:
National Research Foundation of Korea grant funded by the Korea government (2018R1C1B6007775)
Article History
Received: 7 January 2020
Accepted: 3 March 2020
First Online: 19 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest to disclose.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (Kyungpook National University Hospital Institutional Review Board and approval No. KNUH 2019-12-038) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: The board waived the need for informed consent, since the subjects’ records and information were anonymized and de-identified prior to the analysis. The study was conducted in accordance with the principles that have their origin in the Declaration of Helsinki.