RT Journal Article SR Electronic T1 The Three and One-Half Year Radiology Residency JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1803 OP 1803 VO 27 IS 9 A1 Robert I. Grossman A1 Georgeann McGuinness YR 2006 UL http://www.ajnr.org/content/27/9/1803.abstract AB