title: [An epidemic of viral hepatitis type A in Ustrzyki Dolne and neighboring communities].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D006506:Hepatitis A / Q000453:epidemiology* / Q000401:mortality; D006801:Humans; D011044:Poland
vernacular_title: Epidemia wirusowego zapalenia watroby typu A w Ustrzykach Dolnych oraz okolicznych gminach.