Funding for this research was provided by:
National Natural Science Foundation of China (81501569)
Received: 14 July 2020
Accepted: 29 September 2020
First Online: 7 October 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of The First Affiliated Hospital of Zhengzhou University. Written informed consents were obtained from all patients.
: Written informed consents were obtained from the patients for publication. A copy of the written consent is available for review by the Editor of this journal.
: None of the authors has any conflict of interest to disclose.