RT Journal Article SR Electronic T1 Medline: A Guide to Effective Searching in PubMed and Other Interfaces, 2nd ed JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 2017a OP 2017 VO 27 IS 9 YR 2006 UL http://www.ajnr.org/content/27/9/2017a.abstract AB