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BACKGROUND Hepatitis B virus (HBV) immune escape mutants with point mutations within the S gene may arise during the natural course of HBV infection, due to a positive selection pressure exerted by(More)
BACKGROUND 48 week therapy with peginterferon alfa-2a has demonstrated to be effective in about one third of patients with HBeAg-positive chronic hepatitis B. Although the recommended treatment(More)
Porphyria cutanea tarda (PCT) is considered an extra-hepatic manifestation of HCV infection. The frequency of this association varies according to different authors and the mechanism by which the(More)
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