domingo, 10 de junio de 2012

Cancer Epidemiology Matters Blog » Could the Recent Change in Availability of Death Master File Data Affect Your Research?

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Could the Recent Change in Availability of Death Master File Data Affect Your Research?

Cancer epidemiologists and other health researchers have long relied on the Social Security Administration’s (SSA) Death Master File (DMF) data for determining the vital status of participants.  Researchers find the DMF helpful in their observational studies and prevention and clinical trials because it is a single, centralized source of information across the 50 states, low …
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