title: Seasonal occurrence of viruses in the Milwaukee area: 1971-80.
mesh_terms: D002493:Central Nervous System Diseases / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology*; D004770:Enterovirus / Q000302:isolation & purification*; D006801:Humans; D007223:Infant; D009177:Mycoplasma pneumoniae / Q000302:isolation & purification; D012141:Respiratory Tract Infections / Q000453:epidemiology*; D012621:Seasons; D014777:Virus Diseases / Q000453:epidemiology*; D014780:Viruses / Q000302:isolation & purification*; D014922:Wisconsin