title: Incidence of hepatitis-associated antigen among male narcotic addicts in a drug treatment program.
abstract: Since September of 1972, the Drug Dependence Treatment Unit has been screening its narcotic addict patients for the hepatitis-associated antigen (HAA). Among a random population of 243 patients, 2% were positive HAA, a relatively high incidence.
mesh_terms: D000328:Adult; D001219:Aspartate Aminotransferases / Q000097:blood; D003378:Counterimmunoelectrophoresis; D006511:Hepatitis B Antigens / Q000032:analysis*; D006556:Heroin Dependence / Q000201:enzymology / Q000276:immunology; D006801:Humans; D007267:Injections / Q000009:adverse effects; D008297:Male; D019966:Substance-Related Disorders / Q000276:immunology*
chemical_list: D006511:Hepatitis B Antigens; D001219:Aspartate Aminotransferases