1. From the Cardiology Division (J.B.), Emory University, Atlanta, Ga; the Department of Health Policy and Management (D.C.), University of North Carolina at Chapel Hill, Chapel Hill, NC; Global Outcomes Research and Reimbursement (H.P.), Merck & Co, Inc, Whitehouse Station, NJ; the Epidemiology Department, Merck & Co, Inc (A.M.), Upper Gwynedd, Pa; and Global Scientific Affairs (R.C.), Merck & Co, Inc, Whitehouse Station, NJ.