Ahn, Su Yeon
Yoon, Soon Ho http://orcid.org/0000-0002-3700-0165
Yang, Bo Ram
Kim, Young Tae
Park, Chang Min
Goo, Jin Mo
Article History
Received: 8 February 2018
Revised: 4 May 2018
Accepted: 23 May 2018
First Online: 15 June 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Soon Ho Yoon.
: The authors of this article declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: One of the authors has significant statistical expertise.
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • Retrospective• Observational• Performed at one institution