No abstract available
MeSH terms
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Blood Coagulation Disorders / etiology
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Blood Coagulation Disorders / virology*
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Blood Donors
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Blood Transfusion
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Chronic Disease
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DNA Virus Infections / complications*
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DNA Virus Infections / epidemiology
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DNA Virus Infections / transmission
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DNA Viruses / isolation & purification
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DNA Viruses / pathogenicity*
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Hepatitis, Viral, Human / etiology
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Hepatitis, Viral, Human / virology*
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Humans
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Italy / epidemiology
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Liver Diseases / etiology
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Liver Diseases / virology
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Parvoviridae / pathogenicity
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Prevalence
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Substance Abuse, Intravenous