RT Journal Article SR Electronic T1 Tissue plasminogen activator in acute stroke. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1448 OP 1449 VO 14 IS 6 A1 Alberts, M J YR 1993 UL http://www.ajnr.org/content/14/6/1448.abstract AB