1[1]WHO:Cumulative Number of Reported Probable Cases of Severe Acute Respiratory Syndrome (SARS),May 30,2003.(http://www.WHO.int.)
2[2]Christian Drosten,Stephan Gunther,Wolfgang Preiser,et al.Identification of a Novel Coronavirus in Patients with Severe Acute Respiratory Syndrome [J].New Engl J Me0d,2003,May 15:348(20):1967-76.
3[3]Thomas G.Ksiazek,Dean Erdman,Cynthia S.Goldsmith,et al.A Novel Coronavirus Associated with Severe Acute Respiratory Syndrome[J].New Engl J Med,2003,May 15:348(20):1953-1966.
