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Age specific anti–hepatitis E virus (HEV) seropositive rates in a study population. Age-specific IgG anti-HEV seropositive rates for (A) both sexes or (B) either sex separately (black triangle for male study participant, open triangle for female) were determined for every 5 years from 0 to 69 years of age and for older participants, using samples taken in 2003 from 7,284 persons.
