[1] Richard L Roudebush Vet Affairs Med Ctr, Stroke Qual Enhancement Res Initiat, Indianapolis, IN 46202 USA
[2] Richard L Roudebush Vet Affairs Med Ctr, Ctr Hlth Informat & Commun, Indianapolis, IN 46202 USA
[3] Purdue Univ, Sch Nursing, W Lafayette, IN 47907 USA
[4] Purdue Univ, Ctr Aging & Life Course, W Lafayette, IN 47907 USA
[5] Michigan State Univ, Dept Epidemiol, E Lansing, MI 48824 USA
[6] Indiana Univ Sch Med, Dept Biostat, Indianapolis, IN 46202 USA
[7] Indiana Univ Sch Med, Dept Neurol, Indianapolis, IN 46202 USA
[8] Indiana Univ Sch Med, Dept Internal Med & Geriatr, Indianapolis, IN 46202 USA
[9] Regenstrief Inst Hlth Care, Indianapolis, IN USA
[10] Univ Maryland, Sch Med, Dept Neurol, Baltimore, MD 21201 USA
[11] Baltimore VA Med Ctr, Baltimore, MD USA
[12] Western Kentucky Univ, Coll Hlth & Human Serv, Bowling Green, KY USA