Funding for this research was provided by:
the National Key Research and Development program of China (2016YFC0905902, 2017YFC1103703, 2016YFA0102100)
Received: 16 April 2021
Accepted: 7 September 2021
First Online: 17 September 2021
: Our research was approved by the Medical Ethics Committee of the First Affiliated Hospital of the Air Force Medical University (KY20202115-C-1).
: Not applicable.
: The authors declare that they have no competing interests.