yourstudymate: Breast cancer is the most common cancer in females. Most of the time it is not hereditary. Risk factors generally involve increased estrogen levels which in turn increases breast cancer risk by increasing estrogen hormone receptor positive

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yourstudymate: Breast cancer is the most common cancer in females. Most of the time it is not hereditary. Risk factors generally involve increased estrogen levels which in turn increases breast cancer risk by increasing estrogen hormone receptor positive

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