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Authors
Baeg, Myong Ki
Ko, Sun-Hye http://orcid.org/0000-0003-3387-3986
Ko, Seung Yeon
Jung, Hee Sun
Choi, Myung-Gyu
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Funding
Funding for this research was provided by:
International St. Mary's Hospital, Catholic Kwandong University
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Article History
Received: 31 January 2018
Accepted: 31 May 2018
First Online: 8 June 2018
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Seoul St. Mary’s Hospital (KC14RISI0574). Informed consent was not acquired as this was a retrospective study using blinded subject identities.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
