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 The number of uninsured declined to 28.3 million in the first quarter, down from 29.3 last year—and 48.6 million in 2010, the year the Affordable Care Act (ACA) was signed into law by then-President Barack Obama, according to data from the federal Centers for Disease Control and Prevention. (Alexandre Tanzi, Bloomberg News)        
Source: The Commonwealth Fund: Publications - Category: International Medicine & Public Health Source Type: research