PT - JOURNAL ARTICLE ED - American Society of Neuroradiology TI - Ultrasound: A Practical Approach to Clinical Problems, 2nd ed. AID - 10.3174/ajnr.A0874 DP - 2008 Feb 01 TA - American Journal of Neuroradiology PG - 405--405 VI - 29 IP - 2 4099 - http://www.ajnr.org/content/29/2/405.1.short 4100 - http://www.ajnr.org/content/29/2/405.1.full SO - Am. J. Neuroradiol.2008 Feb 01; 29