1. From the Department of Cardiology (G.M., F.P., D.T.), the Laboratory of Biochemistry (C.J., M.C., J.P.B.), and the Laboratory of Hemostasis (A.A.), Pitié-Salpétrière Hospital, Paris; the Laboratory of Biophysics (E.V.), Fernand Widal Hospital, Paris; the Department of Cardiology (E.B.), Arras Hospital, Arras; the Department of Cardiology (J.E.P.), Abbeville Hospital, Abbeville; the Department of Cardiology (D.C.), Purpan Hospital, Toulouse; the Department of Cardiology (D.F.), Angoulème Hospital...