[1] Columbia Univ, Dept Neurol, Div Stroke & Cerebrovasc Dis, Irving Med Ctr, 710 W 168th St,6th Fl,Ste 650, New York, NY 10032 USA
[2] Univ Texas Hlth Sci Ctr Houston, Cizik Sch Nursing, Dept Nursing Res, Houston, TX 77030 USA
[3] Temple Univ, Lewis Katz Sch Med, Philadelphia, PA 19122 USA
[4] Univ Texas Hlth Sci Ctr Houston, Inst Stroke & Cerebrovasc Dis, Dept Neurol, Houston, TX 77030 USA
[5] Univ Texas Hlth Sci Ctr Houston, McGovern Med Sch, Inst Stroke & Cerebrovasc Dis, Dept Neurol, Houston, TX 77030 USA
[6] Univ Texas Hlth Sci Ctr Houston, Cizik Sch Nursing & Sch Bioinformat, Dept Nursing Res, Houston, TX 77030 USA
[7] Weill Cornell Med, Dept Populat Hlth Sci, New York, NY USA
[8] Univ Texas Hlth Sci Ctr Houston, Cizik Sch Nursing, Inst Stroke & Cerebrovasc Dis, Dept Nursing Res, Houston, TX 77030 USA