Roger, Veronique L., Alan S. Go, Donald M. Lloyd-Jones, Emelia J. Benjamin, Jarret D. Berry, et al.; on behalf of the American Heart Association Statistics Committee and Stroke Statistics Subcommittee. Heart Disease and Stroke Statistics–2012 Update. Circulation. 2012; 125: e2-e220. http://circ.ahajournals.org/content/125/1/e2
In 2009, there were 12,826,000 physician office visits, 639,000 emergency department visits, and 589,000 outpatient department visits with a primary diagnosis of coronary heart disease.
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