Koo, Soo Kweon http://orcid.org/0000-0002-7541-1985
Lee, Sang Hoon
Koh, Tae Kyung
Kim, Young Jun
Moon, Ji Seung
Lee, Ho Byung
Park, Geun Hyung
Article History
Received: 24 January 2019
Accepted: 12 March 2019
First Online: 18 March 2019
Compliance with ethical standards
:
: We have no potential conflict of interest.
: 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.
: Informed consent was obtained from all individual participants included in the study. The study was approved by the Institutional Review Board of Busan Saint Mary’s Medical Center (Approval no. BSM-2018-13).