RT Journal Article SR Electronic T1 Quality Improvement Guidelines for Adult Diagnostic Neuroangiography JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 146 OP 150 VO 21 IS 1 A1 Cooperative Study between the ASNR ASITN, and the SCVIR YR 2000 UL http://www.ajnr.org/content/21/1/146.abstract AB