M Stven Oberste,Kaija Maher,Margery L Kennett,et al.Molecular epidemiology and genetic diversity of Echovirus type 30(E30):genotype correlate with temporal dynamics of E30 isolation[J].J Clin Microbiol,1999,37(12):3928-3933.
CDC.Outbreak of Aseptic Meningitis Associated with ECHO9 and 30 and PreliminarySurveillance Reports on Enterovirus Activity United States[J].MMWR,2003,52(32):761-764.
Strikes RA,Anderson LJ,Parker RA.Temporal and geographic patterns of isolates of nonpolio enerovirus in the United States,1970-1983 [J].J Infect Dis,1986,153(2):346-351.