2009 Aug – Expansion of the time window for treatment of acute ischemic stroke with intravenous tissue plasminogen activator: a science advisory from the American Heart Association/American Stroke Association.

Del Zoppo GJ, Saver JL, Jauch EC, Adams HP Jr; American Heart Association Stroke Council.; Stroke 2009 Aug;40(8):2945-8.
New recommendations from the American Heart Association/American Stroke Association on using t-PA between 3 and 4.5 hours after stroke onset.


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