Kaplan RC, Tirschwell DL, Longstreth WT, Manolio TA, Heckbert SR, LeValley AJ, Lefkowitz D, El-Saed A, Psaty BM. Blood pressure level and outcomes in adults aged 65 and older with prior ischemic stroke. J Am Geriatr Soc. 2006  ;54(9):1309-16.

Longstreth WT, Katz R, Tirschwell DL, Cushman M, Psaty BM. Intravenous tissue plasminogen activator and stroke in the elderly. Am J Emerg Med. 2010  ;28(3):359-63.