3Su J,Li S,Hu X,et al. Duck Egg-Drop Syndrome Caused by BYD Virus,a New Tembusu-Related Flavivirus [J]. PLoS One,2011,6:e18106.
4Gubler D J,Kuno G,Markoff L. Flaviviruses[M]//Knipe D M, Howley P M. Fields Virology[M]. 5th ed. Philadelphia :Lippincott, Wilfiams,and Wilkins,2007,1153-1252.
5Mackenzie J S,Gubler D J,Petersen L R. Emerging flaviviruses: the spread and resurgence of Japanese encephalitis,West Nile and dengue viruses[J]. Nat Med,2004,10:98-109.
