Optimization of CT angiography of the carotid artery with a 16-MDCT scanner: craniocaudal scan direction reduces contrast material-related perivenous artifacts.
AJR Am J Roentgenol. 2006 Jun;186(6):1737-45. doi: 10.2214/AJR.05.0143.
AJR Am J Roentgenol. 2006.
PMID: 16714668