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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 10:26 AM

Background The potential for transmission of blood-borne pathogens such as hepatitis B virus from infected healthcare workers to patients is an important and difficult issue facing...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 06:46 AM

Background Mutations in the core promoter and precore regions of the hepatitis B virus (HBV) genome, notably the double substitution (AGG to TGA) at nt positions 1762-1764 in the core...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 07:45 AM

Background So far the prevalence of viral hepatitis infection in hospitalized patients has not been extensively studied. Therefore we conducted the present five-year observational study...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06 | Harvested: September 06, 2025 at 09:33 AM

Background This study tested a low-volume (20–30 μl/20–30 μg DNA) jet injection method for intradermal delivery of a DNA vaccine. Jet injection offers the advantages of a needle-less...

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