Sun, Lijuan
Liu, Qi
Li, Shujin
Ma, Guanju
Wang, Zhandong
Ma, Chunling
Cong, Bin
Fu, Lihong
Funding for this research was provided by:
National Natural Science Foundation of China (81001351)
Natural Science Foundation of Hebei Province (No.H2015206454)
Scientific Research and Development Foundation of Hebei Medical University (079)
Article History
Received: 5 September 2019
Accepted: 15 November 2019
First Online: 6 December 2019
Compliance with ethical standards
:
: The authors declare that they have no competing interests.