Zhou, Peng Li
Wu, Zhengyang
Zhang, Wenguang
Xu, Miao
Ren, Jianzhuang
Zhang, Qinhui
Sun, Zhanguo
Han, Xinwei
Article History
Received: 2 February 2021
Revised: 1 June 2021
Accepted: 7 June 2021
First Online: 5 July 2021
Ethics approval and consent to participate
: The study was approved by the ethical committee of The First Affiliated Hospital of Zhengzhou University. All samples were used according to the ethical guidelines of the 1975 Declaration of Helsinki and obtained with the patients’ understanding that it might be published.
: The authors declare no competing interests.