| [the incidence of antibodies to hepatitis a virus in people from vienna and certain austrian provinces (author's transl)]. | the prevalence of antibodies to hepatitis a virus was measured by solid-phase radioimmunoassay in sera of 651 persons from vienna, lower austria, upper austria, carinthia and burgenland. on subdivision of the subjects according to age groups, a curve resulted which showed a steep rise in persons between 20 and 40 years. in the age groups over 40 more than 80% of the test-persons possessed the specific antibody. in all age groups the population of vienna showed a higher incidence of hepatitis a a ... | 1979 | 219630 |