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2. Guidelines for the screening, care and treatment of persons with chronic hepatitis C infection, World Health Organization 2016. ISBN 978 92 4 154961 5
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4. Etiology and pathogenesis of viral hepatitis;Echevarria-Mayo;Enferm Infecc Microbiol Clin,2006
5. Epidemiology of hepatocellular carcinoma;Bosch;Clin Liver Dis,2005