Heart disease and stroke statistics – 2007 update: a report from the American Heart Association Statistics Committee and Stroke Statistics Subcommittee. - Rosamond,W.; Flegal,K.; Friday,G.; Furie,K.; Go,A.; Greenlund,K.; Haase,N.; Ho,M.; Howard,V.; Kissela,B.; Kittner,S.; Lloyd-Jones,D.; et al. (Circulation, 2007)