4Itai Y,Moss AA,Goldberg HI.Transient hepatic attenuation difference of lobar or segmental distribution detected by dynamic computed tomography[J].Radiology,1982,144(4):835-839.
5Kim HJ,Kim AY,Kim TK,et al.Transient hepatic attenuation differences in focal hepatic lesions:dynamic CT features[J].AJR Am J Roentgenol,2005,184(1):83-90.