Chemoprevention
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Questions and Answers About Beta Carotene Chemoprevention Trials
A chemoprevention trial is a type of clinical trial, which is a research study conducted with people. In a cancer chemoprevention trial, natural or laboratory-made substances are tested to see if they prevent cancer. The people who participate in such a study are healthy or are at risk of developing cancer, or in some studies, people who have been diagnosed with cancer and are at risk of developing a second cancer
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Antibiotic Prophylaxis