Breast Cancer : What Are the Known Causes of Breast Cancer?

Known causes of breast cancer include genetics, hormonal causes and fatty diets. Find out how a pregnancy can help the breast cells to mature with information from an oncologist in this free video on causes of breast cancer.

Expert: Grace Wang, M.D.
Bio: Dr. Grace Wang, M.D., is an oncologist and hematologist for Advanced Medical Specialties.
Filmmaker: Paul Muller
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