RT Journal Article SR Electronic T1 MR lesion enhancement: spin-echo versus gradient-echo. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 611 OP 612 VO 16 IS 3 A1 Crawley, A P A1 Wallace, C J YR 1995 UL http://www.ajnr.org/content/16/3/611.abstract AB