Ding, Daling
Zhao, Ailing
Sun, Zhi
Zuo, Lihua
Wu, Anhua
Sun, Jianrui
Funding for this research was provided by:
Natural Science Foundation of Henan Province (162300410311)
the Youth Fund of The First Affiliated Hospital of Zhengzhou University (201501)
Article History
Received: 27 March 2019
Accepted: 17 July 2019
First Online: 1 August 2019
Ethics approval and consent to participate
: Not applicable
: Not applicable
: The authors declare that they have no competing interests.