RT Journal Article SR Electronic T1 Clot Characterization by Noncontrast CT to Predict IV tPA Failure JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E63 OP E63 DO 10.3174/ajnr.A3041 VO 33 IS 4 A1 C.H. Riedel A1 A.J. Yoo YR 2012 UL http://www.ajnr.org/content/33/4/E63.abstract AB