PT - JOURNAL ARTICLE AU - M. Castillo TI - Dualism: From Descartes and Bacon to <em>AJNR</em> AID - 10.3174/ajnr.A1737 DP - 2009 Sep 17 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2009/09/17/ajnr.A1737.short 4100 - http://www.ajnr.org/content/early/2009/09/17/ajnr.A1737.full