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hepatitis A vaccine
Pronunciation
Definition 1
A vaccine used to prevent infection with the hepatitis A virus, which causes a serious liver disease. The vaccine is made of a weakened form of the virus that cannot cause disease but causes the body’s immune system to make antibodies that destroy the hepatitis A virus. (NCI Dictionary)
Definition 2
An inactivated virus vaccine that provides active immunization against hepatitis A virus (HAV). Immunization with hepatitis A vaccine induces the formation of anti-HAV antibodies which provide protection against hepatitis A infection. (NCI Thesaurus)
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