Funding for this research was provided by:
National Natural Science Foundation of China (81601726, 81702557)
Major Research Plan (81960475)
Text and Data Mining valid from 2020-02-05
Received: 8 June 2019
Accepted: 28 January 2020
First Online: 5 February 2020
Ethics approval and consent to participate
: This study was approved by Research Scientific Ethics Committee of The First Affiliated Hospital of Zhengzhou University, University-Town Hospital of Chongqing Medical University, The Second Affiliated Hospital of Chongqing Medical University and Hainan General Hospital. All participants signed informed consent prior to using the tissues and serum samples for scientific research.
: Not applicable.
: The authors declare that they have no competing interests.