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Authors
Lim, Abegaile Bartolome
Park, Ji-Hye https://orcid.org/0000-0003-0003-0034
Jung, Jae Hoon
Yoo, Chungkwon
Kim, Yong Yeon
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Article History
Received: 1 April 2019
Accepted: 30 December 2019
First Online: 8 January 2020
Ethics approval and consent to participate
: This retrospective study adhered to the tenets of the Declaration of Helsinki and was approved by the Institutional Review Board of Korea University Guro Hospital. The need for consent was waived by Institutional Review Board of Korea University Guro Hospital. The administrative permission was required to access the raw data from Korea University Guro Hospital and this permission was also granted by Institutional Review Board of Korea University Guro Hospital.
: Not applicable.
: The authors declare that they have no competing interests.
