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08.26.15

New study stokes debate about early-stage breast cancer treatments, shines light on need for primary prevention

  By Breast Cancer Fund Director of Science Sharima Rasanayagam, Ph.D. A new study, published in JAMA Oncology, found that aggressive treatments (surgery followed by radiation therapy) of ductal carcinoma in situ, or DCIS, did not lead to a reduction in death. While the study sparks questions about how DCIS should be classified and treated, ... Read more...

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Sarah Janssen

Sarah Janseen, M.D., Ph.D., M.P.H.

Sarah Janssen, M.D., Ph.D., M.P.H., is a physician, scientist, advocate and mother committed to using her expertise in reproductive biology and environmental health to reduce our exposure to toxic chemicals and protect our health and our environment. Dr. Janssen is board-certified in occupational and environmental medicine, has a Ph.D. in reproductive physiology, and serves as staff scientist at the Natural Resources Defense Council (NRDC). She has been an invaluable partner in several key advocacy efforts, including winning a ban on toxic phthalates in children's plastic toys, and was awarded a Hero Award by the Breast Cancer Fund in 2010.