title: Aseptic meningitis epidemic involving ECHO 4 and Coxsackie B5 viruses.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003384:Coxsackievirus Infections / Q000175:diagnosis / Q000453:epidemiology*; D003710:Demography; D004196:Disease Outbreaks; D004457:Echovirus Infections / Q000175:diagnosis / Q000453:epidemiology*; D004770:Enterovirus / Q000302:isolation & purification; D029822:Enterovirus B, Human / Q000302:isolation & purification; D005260:Female; D006801:Humans; D007958:Leukocyte Count; D008297:Male; D008396:Maryland; D008587:Meningitis, Viral / Q000175:diagnosis / Q000453:epidemiology*; D009500:Neutralization Tests