4Cademartiri F,Runza G,Belgrano M,et al. Introduction to coronaryimaging with 64-slice computed tomography [ J ]. Radiol Med,2000,110(1/2):16-41.
5Hausleiter J,Meyer T,Hermann F. Estimated radiation dose associ-ated with cardiac CT angiography[ J]. JAMA,2009,301 (5) :500-507.
6Moscariello A,Takx RA,Schoepf UJ. Coronary CT angiography:im-age quality,diagnostic accuracy,and potential for radiation dose re-duction using a novel iterative image reconstruction technique-com-parison with traditional filtered back projection [ J ]. Eur Radiol,2011,21(10):2130-2138.
7Menzel H,Schibilla H,Teunen D. Guidelines on radiation dose onthe patient[M]. European Guidelines on Quality Criteria for Con-pured Tomography,2006:32 -33.
8Slovis TL. The ALARA concept in pediatric CT:myth or reality[ J].Radiology,2002,223(1) :5 -6.
9Mettler FA Jr, Bhargavan M, Faulkner K, et al. Radiologic and nuclear medicine studies in the United States and worldwide: frequency, radiation dose, and comparison with other radiation sources-1950-2007[J]. Radiology,2009,253(2) :520-531.
10CEC. Quality criteria for computed tomography, European guidelines,EUR 16262[M]. Luxembourg: Cornmiss EurCom- munit,1999:32.
