Novel Coronavirus Pneumonia Emergency Response Epidemiology Team (Febreiro de 2020). "[The epidemiological characteristics of an outbreak of 2019 novel coronavirus diseases (COVID-19) in China]". Zhonghua Liu Xing Bing Xue Za Zhi=Zhonghua Liuxingbingxue Zazhi(en chinés)41 (2): 145–151. PMID32064853. doi:10.3760/cma.j.issn.0254-6450.2020.02.003.
Novel Coronavirus Pneumonia Emergency Response Epidemiology Team (Febreiro de 2020). "[The epidemiological characteristics of an outbreak of 2019 novel coronavirus diseases (COVID-19) in China]". Zhonghua Liu Xing Bing Xue Za Zhi=Zhonghua Liuxingbingxue Zazhi(en chinés)41 (2): 145–151. PMID32064853. doi:10.3760/cma.j.issn.0254-6450.2020.02.003.