[1] St Louis Univ, Sch Med, Div Geriatr Med, St Louis, MO 63104 USA
[2] Univ Toulouse 3, INSERM UMR 1027, F-31062 Toulouse, France
[3] Ctr Hosp Univ Toulouse, Gerontopole, Toulouse, France
[4] Charite, Dept Cardiol, Berlin, Germany
[5] IRCCS San Rafaette, Ctr Clin & Basic Res, Rome, Italy
[6] Carl von Ossietzky Univ Oldenburg, Geriatr Ctr, Oldenburg, Germany
[7] Univ Erlangen Nurnberg, Inst Biomed Ageing, D-91054 Erlangen, Germany
[8] Univ Cattolica Sacro Cuore, Dept Geriatr Neurosc & Orthopaed, I-00168 Rome, Italy
[9] Wright State Univ, Boonshoft Sch Med, Lifespan Hlth Res Ctr, Dept Community Hlth, Dayton, OH 45435 USA
[10] Charite, Ctr Stroke Res, D-13353 Berlin, Germany
[11] Columbia Univ, Joseph L Mailman Sch Publ Hlth, New York, NY USA
[12] Columbia Univ, Coll Phys & Surg, New York, NY USA
[13] Univ Maryland, Sch Med, Dept Epidemiol & Publ Hlth, Baltimore, MD 21201 USA
[14] Baycrest Hlth Sci Ctr, Toronto, ON, Canada
[15] Univ Toronto, Toronto, ON, Canada
[16] St Louis Univ, Sch Med, Dept Neurol & Psychiat, St Louis, MO USA
[17] Penn State Univ, University Pk, PA 16802 USA
[18] Inst Nacl Salud Mexico, Inst Nacl Geriatria, Mexico City, DF, Mexico
[19] Dalhousie Univ, Halifax, NS, Canada
[20] Charite, Dept Cardiol, D-13353 Berlin, Germany
[21] Univ Antwerp, ZNA St Elizabeth Hosp, Dept Geriatr, B-2020 Antwerp, Belgium
[22] Johns Hopkins Univ, Div Geriatr Med & Gerontol, Baltimore, MD USA