Liu, Peng Ju
Liu, Yanping
Ma, Liangkun
Liu, Lihong
Hu, Ting
An, Zhuoling
Yao, Ai Min
Xia, Liang Yu
Funding for this research was provided by:
Peking Union Medical College Hospital precipitation research funds integration project (ZC201904039)
Article History
Received: 26 June 2020
Accepted: 23 March 2021
First Online: 12 April 2021
Competing interests
: The authors declare no competing interests.