[1] Uppsala Univ, Dept Med Sci, Uppsala Clin Res Ctr, Uppsala, Sweden
[2] Univ Sheffield, Dept Cardiovasc Sci, Sheffield, S Yorkshire, England
[3] Duke Univ, Med Ctr, Duke Clin Res Inst, Durham, NC USA
[4] Brigham & Womens Hosp, TIMI Study Grp, Boston, MA 02115 USA
[5] AP HP, INSERM, U698, Paris, France
[6] Univ Paris 07, Paris, France
[7] Stanford Univ, Dept Med, Stanford, CA 94305 USA