Hong, Jihyung
Article History
Received: 28 February 2018
Accepted: 26 July 2018
First Online: 3 August 2018
Ethics approval and consent to participate
: This study conducted a secondary analysis of the KHP datasets that had been made publicly available after de-identification. A request for an institutional review board (IRB) exemption was therefore submitted to the IRB of Gachon University, and the board confirmed this study to be eligible for exemption from IRB review.
: Not applicable.
: The author declares that she has no competing interest.
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