Yang, Tianlong
Wang, Yao
Yao, Laishun
Guo, Xiaohao
Hannah, Mikah Ngwanguong
Liu, Chan
Rui, Jia
Zhao, Zeyu
Huang, Jiefeng
Liu, Weikang
Deng, Bin
Luo, Li
Li, Zhuoyang
Li, Peihua
Zhu, Yuanzhao
Liu, Xingchun
Xu, Jingwen
Yang, Meng
Zhao, Qinglong
Su, Yanhua
Chen, Tianmu
Article History
Received: 24 February 2022
Accepted: 20 October 2022
First Online: 4 November 2022
Declarations
:
: The study was approved by the Medical Ethics Committee of Jilin Provincial Center for Disease Control and Prevention. Only broad information (such as the date of illness onset) of the cases were collected with no identifying patient information and therefore the informed consent was waived by the ethics committee/institutional review board (IRB) of Medical Ethics Committee of Jilin Provincial Center for Disease Control and Prevention. All methods were carried out in accordance with the relevant guidelines and regulations of the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.