Funding for this research was provided by:
Department of Science and Technology of Jilin Province (20190303170SF)
Education Department of Jilin Province (JJKH20190094KJ)
Article History
Received: 24 January 2019
Accepted: 14 March 2019
First Online: 21 March 2019
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: All procedures in this study that involved human participants were performed in accordance with the ethical standards of the Institutional Review Board of Jilin University School of Nursing, Changchun, China, and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.