[1] Univ Waterloo, Schlegel UW Res Inst Ageing, Kitchener, ON N2G 1C5, Canada
[2] Univ Waterloo, Sch Publ Hlth & Hlth Syst, Kitchener, ON N2G 1C5, Canada
[3] Univ Waterloo, Sch Pharm, Kitchener, ON N2G 1C5, Canada
[4] Univ Waterloo, McMaster Univ, Michael G DeGroote Sch Med, Dept Family Med, Hamilton, ON, Canada
[5] Duke Univ, Duke Stroke Ctr, Durham, NC USA
[6] Durham VAMC, Durham, NC USA
[7] Emory Univ, Dept Neurol, Atlanta, GA 30322 USA
[8] Hartford Hosp, Dept Prevent Cardiol, Hartford, CT 06115 USA
[9] Univ Hartford, Hartford, CT USA
[10] Univ Alabama Birmingham, Div Cardiovasc Dis, Prevent Cardiol Sect, Birmingham, AL 35294 USA