[1] Vanderbilt Univ, Sch Med, Dept Med, Div Cardiovasc Med, Nashville, TN 37212 USA
[2] Vanderbilt Univ, Sch Med, Div Geriatr Med, Ctr Qual Aging, Nashville, TN 37212 USA
[3] Tufts Med Ctr, Div Cardiol, Boston, MA USA
[4] Tufts Med Ctr, Ctr Cardiovasc, Boston, MA USA
[5] NYU, Sch Med, Dept Med, Leon H Charney Div Cardiol, New York, NY USA
[6] Washington Univ, Sch Med, Div Cardiol, St Louis, MO USA
[7] Emory Univ, Sch Med, Div Cardiol, Atlanta, GA 30322 USA
[8] Amer Coll Cardiol, Geriatr Cardiol Sect, Washington, DC USA
[9] Univ Calif Los Angeles, Cedars Sinai Heart Inst, Los Angeles, CA USA
[10] Univ Calif Los Angeles, David Geffen Sch Med, Los Angeles, CA 90095 USA
[11] Yale Univ, Sch Med, Dept Internal Med, New Haven, CT 06510 USA
[12] Yale Univ, Sch Med, Dept Publ Hlth & Epidemiol, New Haven, CT USA
[13] Columbia Univ, Dept Med, Med Ctr, Div Cardiol, New York, NY USA
[14] Univ Pittsburgh, Med Ctr, Dept Med, Geriatr Cardiol Sect, Pittsburgh, PA USA
[15] VA Pittsburgh Healthcare Syst, Res Educ & Clin Ctr, Pittsburgh, PA USA