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1乳腺癌家族史特别是受检者母亲或姐妹曾患本病。2月经婚育因素月经初潮过早(小于12岁)或绝经过迟(大小50岁);大于40岁未育。
1 family history of breast cancer, especially the subject mother or sister had this disease. 2 menstrual factors of marriage and menopause early menarche (less than 12 years of age) or menopause (size 50 years); more than 40-year-old non-fertility.