PT - JOURNAL ARTICLE AU - M. Castillo TI - Visiting with Dr. Ralph Heinz AID - 10.3174/ajnr.A2945 DP - 2012 Dec 01 TA - American Journal of Neuroradiology PG - 2023--2025 VI - 33 IP - 11 4099 - http://www.ajnr.org/content/33/11/2023.short 4100 - http://www.ajnr.org/content/33/11/2023.full SO - Am. J. Neuroradiol.2012 Dec 01; 33