title: [Epidemiological aspects of viral hepatitis. Living conditions and water transmission].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D006506:Hepatitis A / Q000453:epidemiology* / Q000209:etiology; D006798:Housing; D006801:Humans; D012383:Romania; D012621:Seasons; D012959:Socioeconomic Factors; D014505:Urban Population; D014871:Water Microbiology; D014881:Water Supply
vernacular_title: Relaţii epidemiologice in hepatitele virale. Locuinţa şi transmiterea hidrică.