Funding for this research was provided by:
National Research Foundation of Korea (2017R1A2B1010413)
Article History
Received: 23 July 2018
Accepted: 4 February 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of the Catholic University of Korea Sungeui Campus (IRB approval number: MC12QISI0162). Data confidentiality was reviewed with each participant, and written consent was obtained from study participants before the surveys. Researchers assured participants that the contents of the interview would be used solely for research purposes. The data were collected after the approval from the Institutional Review Board.
: Not applicable.
: The authors declare that they have no competing interests.
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