Funding for this research was provided by:
National Natural Science Foundation of China (81670073, 81470206)
Text and Data Mining valid from 2020-04-06
Received: 9 January 2020
Accepted: 28 March 2020
First Online: 6 April 2020
Ethics approval and consent to participate
: Informed consent was obtained from patients’ legal representatives. The protocol was approved by the ethics committee of Jinling Hospital and Nanjing First Hospital (Approval Number: JLYY: 2013021).
: Not applicable.
: The authors declare that they have no competing interests.