RT Journal Article SR Electronic T1 Metrizamide-Enhanced CT for Evaluation of Brainstem Tumors JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 31 OP 34 VO 1 IS 1 A1 Sidney Glanz A1 Robert B. Geehr A1 Charles C. Duncan A1 Joseph M. Piepmeier YR 1980 UL http://www.ajnr.org/content/1/1/31.abstract AB