Volume 8, Number 9—September 2002
Research
Demographic Factors Associated with Hantavirus Infection in Bank Voles (Clethrionomys glareolus)
Figure 2

Figure 2. Seroprevalence of Puumula virus (PUUV)-specific immunoglobulin G antibodies within different age classes of bank voles. 1 = juvenile/subadult <3 months of age; 2 = adult born in year of sampling 3–6 months of age; 3 = overwintered adult in spring >7 months of age; 4 = overwintered adult in fall >11 months of age.