Ju, Huanyu
Xing, Wenjing
Yang, Jinfeng
Zheng, Yang
Jia, Xiuzhi
Zhang, Benning
Ren, Huan
Funding for this research was provided by:
National Natural Science Foundation of China (91229112)
University Nursing Program for Young Scholars with Creative Talents in Heilongjiang Province (UNPYSCT-2015027)
Department of Education, Heilongjiang Province (12541438, 12521180)
Health and Family Planning Commission of Heilongjiang Province (2013137)