Research published by Nature shows there are four distinct types of breast cancer and that genetic changes occurring as cancer cells spread are vastly different for each type. Judy Woodruff talks to National Cancer Institute's Dr. Harold Varmus for more on what the research could mean for treatment in the future.
Research published by Nature shows there are four distinct types of breast cancer and that genetic changes occurring as cancer cells spread are vastly different for each type. Judy Woodruff talks to National Cancer Institute's Dr. Harold Varmus for more on what the research could mean for treatment in the future.
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