Glickman SW, Granger CB, Ou FS, O'Brien S, Lytle BL, Cairns CB, Mears G, Hoekstra JW, Garvey JL, Peterson ED, Jollis JG. Impact of a statewide ST-segment-elevation myocardial infarction regionalization program on treatment times for women, minorities, and the elderly. Circ Cardiovasc Qual Outcomes. 2010 Sep; 3(5):514-21.