That means nearly 10 percent of women diagnosed with breast cancer this year will be 45 or younger.

这意味着在今年被诊断出患有乳腺癌的患者中，约有10%的患者，她们的年龄在45岁以下，或者更年轻。

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Over the past 20 years, Dr. Marisa Weiss has treated thousands of women diagnosed with breast cancer.

在过去20多年中，玛丽莎·维斯医师治疗过成千上万的被诊断为乳腺癌的女性。

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Marisa Weiss is the founder and president of breastcancer.org, a support group for women diagnosed with breast cancer.

玛丽莎维斯是breastcancer.org的创建者兼站长，该网站是一个被诊断为乳腺癌的女性朋友的支持组织。

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Tamoxifen is given to most women diagnosed with breast cancer to prevent the cancer returning.

BBC: Scientists find why tamoxifen fails some breast cancers

The Challenge provides a dataset of genomic and clinical information from 2000 women diagnosed with breast cancer.

FORBES: Let's Move From Breast Cancer Awareness To Collaboration Around Solutions

Breast Cancer Care said that out of about 41, 000 women diagnosed with breast cancer each year, around 8, 000 of these are women under the age of 50 and approximately 2, 000 of these are in their 20s and 30s.

BBC: NEWS | Health | 'I had breast cancer aged 24'