Funding for this research was provided by:
Yonsei University College of Nursing and Mo-Im Kim Nursing Research Institute (6-2017-0206)
Received: 28 November 2019
Accepted: 7 July 2020
First Online: 23 July 2020
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board and Ethics Committee of Yonsei University Health System (approval number: Y-2018-0035). Each subject in this study signed an informed consent to participate.
: Not applicable.
: None declared.