PT - JOURNAL ARTICLE AU - D J Blasberg TI - Duplex sonography for carotid artery disease: an accurate technique. DP - 1982 Nov 01 TA - American Journal of Neuroradiology PG - 609--614 VI - 3 IP - 6 4099 - http://www.ajnr.org/content/3/6/609.short 4100 - http://www.ajnr.org/content/3/6/609.full SO - Am. J. Neuroradiol.1982 Nov 01; 3