RT Journal Article SR Electronic T1 Imaging of blood flow changes following angioplasty for treatment of vasospasm. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 446 OP 448 VO 12 IS 3 A1 F Pistoia A1 J A Horton A1 L Sekhar A1 M Horowitz YR 1991 UL http://www.ajnr.org/content/12/3/446.abstract AB