Volume 9, Number 9—September 2003
Research
Aseptic Meningitis Epidemic during a West Nile Virus Avian Epizootic
Figure 2

Figure 2. Aseptic meningitis cases* by week of illness onset, June 1–September 30, 2001, identified at six hospitals, Baltimore, Maryland. *N=112 (illness onset date missing for one patient); Coxsackievirus B2 = “CB2”; Echovirus 6 = “E6”, Echovirus 13 = “E13”; Echovirus 18 = “E18”; Echovirus 30 = “E30”
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