Funding for this research was provided by:
the national key special fund for science and technology during the 13th five-year plan period (2018zx10715-005)
National Natural Science Foundation of China ((81672000)
Received: 7 July 2020
Accepted: 24 November 2020
First Online: 1 December 2020
Ethics approval and consent to participate
: This retrospective study was carried out in Beijing Ditan Hospital, Capital Medical University, and the study protocol was approved by the research ethics committee of hospital, which complied with principles of Declaration of Helsinki, and informed consent was waived due to anonymously used electronic medical records by the institutional review board.
: All of clinical and laboratory data were used anonymously. Consent for publication is not applicable.
: All authors declared that there are no conflicts of interest.