RT Journal Article SR Electronic T1 FDA medical device regulation and informed consent. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1815 OP 1817 VO 19 IS 10 A1 Smith, J J A1 Jensen, M E A1 Dion, J E YR 1998 UL http://www.ajnr.org/content/19/10/1815.abstract AB