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hepatitis B
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Hepatitis B virus (HBV)
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Infographic showing estimated lives saved by childhood vaccinations worldwide from 1974 to 2024, with syringe-shaped bars for each disease. Measles tops the list at 93.71 million lives saved, followed by tetanus, whooping cough, and others, for a total of 153.84 million lives saved. Vaccines by the numbers
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hepatitis B: References & Edit History

Article Contributors

Primary Contributors

  • Kara Rogers
    Kara Rogers is the senior editor of biomedical sciences at Encyclopædia Britannica, where she oversees a range of content from medicine and genetics to microorganisms. She joined Britannica in 2006 and has been a member of the National Association of Science Writers since 2009.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Add new Web site: Patient - Hepatitis B. Oct 09, 2026
Add new Web site: Healthdirect - Hepatitis B. Apr 09, 2026
Top questions added. Dec 04, 2025
Add new Web site: Providence Digital Commons - Current perspectives into the evaluation and management of hepatitis B: a review. (PDF). Nov 28, 2025
Media added. Feb 24, 2025
Added information on new cases and updated information on the number of individuals living with chronic hepatitis B virus infection worldwide. Feb 20, 2025
Add new Web site: World Health Organization - Hepatitis B. Jul 05, 2024
Add new Web site: Centers for Disease Control and Prevention - Hepatitis B. Apr 11, 2024
Add new Web site: WebMD - Hepatitis B. Jan 25, 2024
Add new Web site: Healthline - Hepatitis B. Nov 10, 2023
Add new Web site: National Institute of Diabetes, Digestive, and Kidney Diseases - Hepatitis B. Aug 22, 2023
Add new Web site: Cleveland Clinic - Hepatitis B. Jul 11, 2023
Add new Web site: Mayo Clinic - Hepatitis B. Feb 21, 2023
Add new Web site: National Center for Biotechnology Information - Hepatitis B. Jan 13, 2023
Added information on estimated global burden of hepatitis B virus and hepatitis C virus infection. Oct 16, 2020
Updated information on the number of people chronically infected with hepatitis B virus worldwide. Dec 11, 2018
New article added. Dec 04, 2014
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