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(2) MEDPAC Analysis of Medicare Claims Data http://www.medpac.gov/publications/congressional_testimony/031705_TestimonyImaging-Hou.pdf 2005 March 17. | |
(3) Heart Disease and Stroke Statistics-2010 Update. A Report From the American Heart Association Published Online on December 17, 2009 Circulation. 2009: 10.1161/CIRCULATIONAHA.109.192667 | |
(4) American Heart Association. Heart Disease and Stroke Statistics 2008 Update. Circulation. 2008;117:e25-e146. | |
(5) American Heart Association. Heart Disease and Stroke Statistics 2009 Update. Circulation. 2009;119:e21-e181 | |
