| http://www.w3.org/ns/prov#value | - You can become infected with hepatitis B if you are not immune (resistant) to the virus and have been exposed to the blood or body fluids of an infected person (see below).A vaccine is available to protect against hepatitis B.How do you catch it?The hepatitis B virus is present in body fluids such as blood, saliva, semen and vaginal fluid.
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