Funding for this research was provided by:
National Major Science and Technology Projects of China (2018ZX10713003)
National Key R&D Program of China (2018YFC1311703)
Received: 26 August 2019
Accepted: 20 January 2020
First Online: 30 January 2020
Ethics approval and consent to participate
: Article 18 of the Law of the People’s Republic of China on the Prevention and Treatment of Infectious Diseases empowers disease prevention and control agencies to investigate and control infectious disease outbreaks, and to carry out applied research and health evaluations related to infectious disease prevention and control [CitationRef removed]. Therefore, the investigation of an infectious disease outbreak and an epidemiological assessment of a mathematical model does not require the approval of the ethics committee and the informed consent of the investigated population.
: Not applicable.
: The authors declare that they have no competing interests.