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Family History Raises Breast Cancer Risk Despite Absence Of BRCA Mutations, Study Finds Women with a strong family history of breast cancer have a four times greater risk for the disease than women in the general population, even if they do not carry a mutation of the BRCA gene, according to a study presented Monday at the American Association for Cancer Research's annual International Frontiers in Cancer Prevention Research meeting in Washington, D.C., HealthDay/U.S. Study Examines Effect Of Medicaid Payment Delays On Physician Participation "Do Reimbursement Delays Discourage Medicaid Participation By Physicians?" Health Affairs: The study, released by the Center for Studying Health System Change, examines how variation in average reimbursement times across states affects physicians' willingness to accept Medicaid beneficiaries. Brown Physicists Explain How Bacteria Swim Imagine yourself swimming in a pool: It's the movement of your arms and legs, not the viscosity of the water, that mostly dictates the speed and direction that you swim. For tiny organisms, the situation is different. Microbes' speed and direction are subjected more to the physical vagaries of the fluid around them. |