[1] CHU Bordeaux, Pessac, France
[2] Univ Victor Segalen Bordeaux 2, CNRS, UMR 5536, Bordeaux, France
[3] CHU Rouen, Rouen, France
[4] Univ Rouen, Rouen, France
[5] Hop Instruct Armees Begin, St Mande, France
[6] CHU Nantes, F-44035 Nantes 01, France
[7] Univ Nantes, Nantes, France
[8] Univ Strasbourg, Strasbourg, France
[9] Hop Univ Strasbourg, Strasbourg, France
[10] CHU Nice, Nice, France
[11] CHU Tours, Tours, France
[12] Univ Tours, Tours, France
[13] InVS, French Inst Publ Hlth Surveillance, St Maurice, France
[14] Ctr Hosp Compiegne, Compiegne, France
[15] Ctr Sante Mutualiste, Marseille, France
[16] Hop La Pitie Salpetriere, APHP, Paris, France
[17] Sherbrooke Geriatr Univ Inst, Biogerontol Lab, Res Ctr Aging, Sherbrooke, PQ, Canada
[18] CHU Bicetre, APHP, Le Kremlin Bicetre, France
[19] Univ Geneva, Fac Med, Dept Rehabil & Geriatr, CH-1211 Geneva 4, Switzerland
[20] Univ Hosp Geneva, Geneva, Switzerland