[Epidemiological research on viral hepatitis (VH)].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D006506:Hepatitis A / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D007267:Injections / Q000009:adverse effects*; D012383:Romania; D014871:Water Microbiology
Recherches épidémiologiques sur l'hépatite viral (H.V.)