Liver disease in drug addicts: frequency epidemiology and social importance.
D000293:Adolescent; D000328:Adult; D005260:Female; D005860:Germany, West; D006506:Hepatitis A / Q000209:etiology; D006801:Humans; D007275:Injections, Intravenous; D008107:Liver Diseases / Q000453:epidemiology / Q000209:etiology*; D008111:Liver Function Tests; D008297:Male; D019966:Substance-Related Disorders / Q000150:complications*; D013997:Time Factors