RT Journal Article SR Electronic T1 SPECT Imaging in Cerebral Vasospasm Following Subarachnoid Hemorrhage JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 765 OP 769 VO 39 IS 5 A1 Rachel A. Powsner A1 Lorcan A. O'Tuama A1 Anthony Jabre A1 Elias R. Melhem YR 1998 UL http://jnm.snmjournals.org/content/39/5/765.1.abstract AB