Funding for this research was provided by:
National Natural Science Foundation of China (81772662, 81270039)
Chongqing Science and Technology Commission (No. cstc2017jcyjBX0021)
Text and Data Mining valid from 2020-02-11
Received: 27 August 2019
Accepted: 23 December 2019
First Online: 11 February 2020
Ethics approval and consent to participate
: Protocol was approved by the Ethics Committee of Daping Hospital, Army Medical University. All patients provided written informed consent in accordance with the Declaration of Helsinki.
: All authors agree with the content of the manuscript.
: The authors declare that they have no competing interests.