Zhang, Chuang
Li, Huixiang
Guo, Xueli
Article History
Received: 5 June 2019
Accepted: 23 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: The human experiment was approved by the Ethics Committee of the First Affiliated Hospital of Zhengzhou University.
: Not applicable.
: The authors declare that they have no competing interests.