PT - JOURNAL ARTICLE AU - M. Castillo TI - Citations and Open Access: Questionable Benefits AID - 10.3174/ajnr.A1325 DP - 2008 Oct 08 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2008/10/08/ajnr.A1325.short 4100 - http://www.ajnr.org/content/early/2008/10/08/ajnr.A1325.full