Viral meningitis associated with increase in echovirus type 13.
D004739:England / Q000453:epidemiology; D004770:Enterovirus / Q000302:isolation & purification*; D029822:Enterovirus B, Human / Q000302:isolation & purification*; D005260:Female; D006801:Humans; D008297:Male; D008587:Meningitis, Viral / Q000453:epidemiology* / Q000209:etiology; D014852:Wales / Q000453:epidemiology