Silver Book Fact
The number of ambulatory care visits to physician offices, hospital outpatient departments, and emergency departments for hypertension was 45.3 million for 2001-2002.
Rosamond W, Flegal K, Furie K, Go A, et al. Heart Disease and Stroke Statistics- 2008 Update. Circulation. 2008; 117. http://circ.ahajournals.org/cgi/content/short/117/4/e25