Funding for this research was provided by:
National Natural Science Foundation of China (81472870)
Chinese Academy of Meteorological Sciences (2016-I2M-1-002)
Received: 21 April 2020
Accepted: 12 November 2020
First Online: 27 November 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of Peking Union Medical College Hospital. All participants have signed a informed consent.
: All patients included in this study have signed the consent for publication.
: The authors declare that they have no competing interests.