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Dr. Narod: Does age of #breastcancer dx in 1st. degree relatives impact on risk of BC in #BRCA mutation carriers? http://t.co/9CBNjkHBcc
Dr. Narod: Does age of #breastcancer dx in 1st. degree relatives impact on risk of BC in #BRCA mutation carriers? http://t.co/9CBNjkHBcc