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U.S. National Institutes of Health National Cancer Institute
Dictionary of Cancer Terms
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chemoprevention (KEE-mo-pre-VEN-shun)

 The use of drugs, vitamins, or other agents to try to reduce the risk of, or delay the development or recurrence of, cancer.

Previous Definitions:charged-particle radiation therapy, chelating agent, chemical imbalance, chemoembolization, chemoimmunotherapy
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