Funding for this research was provided by:
Natural Science Foundation of Chongqing (cstc2019jcyj-msxmX0475)
Young Scientists Fund (81801369)
Foundation of Xinqiao Hospital (2016YXKJC06)
Received: 15 May 2019
Accepted: 4 September 2019
First Online: 13 September 2019
Ethics approval and consent to participate
: This study was approved by the ethics and clinical research committee of Xinqiao Hospital.
: Informed consent was obtained from all patients and their relatives.
: The authors declare that they have no competing interests.