RT Journal Article SR Electronic T1 Visualization of Subdural Electrodes JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1727 OP 1728 VO 24 IS 8 A1 C. Vollmar A1 P. A. Winkler A1 S. Noachtar YR 2003 UL http://www.ajnr.org/content/24/8/1727.2.abstract AB