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1989年美国癌症协会、国家癌症协会(NCI)和11个国家机构对乳腺癌检测达成统一指标,并特别推荐对无症状妇女进行乳腺X线摄像扫描,但随着
In 1989, the American Cancer Society, the National Cancer Society (NCI), and 11 national agencies reached a unified target for breast cancer detection. In particular, mammographic scans of asymptomatic women are recommended.