title: Distribution of hepatitis B virus subtypes in Romania.
abstract: The higher incidence of HB8Ag/ayw (71%) in sera collected from acute viral hepatitis cases, as well as from patients with chronic active hepatitis, healthy carriers and blood donors of 20 Romanian counties emphasizes the local prevalence of the ayw determinant in our country.
mesh_terms: D000208:Acute Disease; D001782:Blood Donors; D002353:Carrier State / Q000453:epidemiology; D002908:Chronic Disease; D006801:Humans; D012383:Romania