NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,360 terms related to cancer and medicine.
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- quadrivalent vaccine
- listen (KWAH-drih-VAY-lent vak-SEEN)
- A vaccine that works by stimulating an immune response against four different antigens, such as four different viruses or other microorganisms. For example, Gardasil is a quadrivalent vaccine that helps protect the body against infection with four different types of human papillomaviruses (HPV).