title: Coxsackie A9 virus outbreak in Northern Ireland during 1970.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003384:Coxsackievirus Infections / Q000453:epidemiology*; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008587:Meningitis, Viral / Q000453:epidemiology*; D009660:Northern Ireland; D012737:Sex Factors