
The study is based on the National Health and Nutrition Examination Survey, or NHANES, conducted by the Centers for Disease Control and Prevention. NHANES uses physical examinations, clinical and lab tests and personal interviews to get a snapshot of the health and nutritional status of the U.S. population. The recently released 2003–2004 NHANES provided scientists with the first large-scale data set on human urinary bisphenol A concentrations.
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