title: [Viral hepatitis. Role of drug dependence in its epidemiology and clinical features. Study of its incidence in hospitals in the Bilbao area].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D006525:Hepatitis, Viral, Human / Q000097:blood / Q000453:epidemiology* / Q000209:etiology; D006801:Humans; D007297:Inpatients; D008875:Middle Aged; D013030:Spain; D019966:Substance-Related Disorders / Q000150:complications*
vernacular_title: Hepatitis víricas. Papel de la drogadependencia en su epidemiología y clínica. Estudio de su incidencia hospitalaria en el área de Bilbao.