[1] Univ Lyon 1, Hosp Civils Lyon, F-69622 Villeurbanne, France
[2] CHU Nice, Nice, France
[3] CHU Rennes, Rennes, France
[4] CHU Lille, F-59037 Lille, France
[5] UCL Mont Godinne, Yvoir, Belgium
[6] CHU Montpellier, Montpellier, France
[7] CHU Henri Mondor, Henri Mondor, France
[8] Hop St Louis, St Louis, France
[9] CHU Nantes, F-44035 Nantes, France
[10] IPC, Marseille, France
[11] CH Colmar, Colmar, France
[12] IGR, Villejuif, France
[13] CHU Tours, Tours, France
[14] CHU Nancy, Nancy, France
[15] CLB, Lyon, France
[16] CHU Angers, Angers, France