1)Tanaka K, et al:Elevated resistive index in the hepatic artery as a predictor of fulminant hepatic failure in patients with acute viral hepatitis;A prospective study using Doppler ultrasound. Dig Dis Sci 49:833-842, 2004
2)Sandrin L, et al:Transient elastography;A new noninvasive method for assessment of hepatic fibrosis. Ultrasound Med Biol 29:1705-1713, 2003
3)Iijima H, et al:Decrease in accumulation of ultrasound contrast microbubbles in non-alcoholic steatohepatitis. Hepatol Res 37:722-730, 2007
4)Taouli B, Ehman RL, Reeder SB:Advanced MRI methods for assessment of chronic liver disease. Am J Roentgenol 193:14-27, 2009