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U.S. Has Racial Gap in Stroke Rate
New research on racial disparity in stroke statistics between African-Americans and whites in the U.S.

Study suggests too many invasive heart tests given
NEW YORK (AP) -- A troublingly high number of U.S. patients who are given angiograms to check for heart disease turn out not to have a significant problem, according to the latest study to suggest Americans get an excess of medical tests....