Zhen, Jiaqi
Guo, Baoyu
Funding for this research was provided by:
National Natural Science Foundation of China (61501176)
Natural Science Foundation of Heilongjiang Province (F2018025)
University Nursing Program for Young Scholars with Creative Talents in Heilongjiang Province (UNPYSCT-2016017)
the postdoctoral scientific research developmental fund of Heilongjiang Province (LBH-Q17149)
Article History
Received: 11 August 2018
Accepted: 11 December 2018
First Online: 22 December 2018
Competing interests
: The authors declare that they have no competing interests.
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