_root.ov3_credit = "(c) 2004 Nature Publishing Group. All rights reserved.";
_root.an1_credit = "Reprinted by arrangement with the Estate of Martin Luther King Jr., c/o Writers House as agent for the proprietor New York, NY. Copyright 1964 Martin Luther King Jr., copyright renewed 1991 Coretta Scott King";
_root.as1_credit = "Department of Health and Human Services National Heart, Lung, and Blood Institute";