Heart disease and stroke statistics--2006 update: a report from the American Heart Association Statistics Committee and Stroke Statistics Subcommittee - Thom, Thomas; Haase, Nancy; Rosamond, Wayne; Howard, Virginia J; Rumsfeld, John; Manolio, Teri; Zheng, Zhi-Jie; Flegal, Katherine; O'Donnell, Christopher; Kittner, Steven; Lloyd-Jones, Donald; Goff, Jr, David C; et al. (Circulation (New York, N.Y.), 2006)