Funding for this research was provided by:
National Natural Science Foundation of China (81070925, 81471767)
Beijing Municipal Science & Technology Commission (Z171100001017197)
the National Key Research and Development Program of China (2016YFC0103003)
the National Basic Research Program (program 973) of China (2013CB733805)
Received: 9 July 2019
Accepted: 12 May 2020
First Online: 20 May 2020
Ethics approval and consent to participate
: This study was approved by the institutional ethics committee at the Chinese People’ Liberation Army (PLA) Rocket Force Characteristic Medical Center (KY2013031). Written informed consent was obtained from all patients for their participation in this study.
: Not applicable.
: The authors declare that they have no competing interests.