| prevalence of viral markers among refugees from southern albania: increased incidence of infection with hepatitis a, b and d viruses. | since 1991, thousands of refugees from southern albania have entered north-western greece, an area with low-to-moderate endemicity for infection with hepatitis viruses. we examined the prevalence of several markers of viral infection in this population in order to ascertain the likely impact of its presence on the epidemiology of hepatitis infections in north-western greece. | 1995 | 7552639 |