[1] Axel L. Cerebral blood flow determination by rapid-sequence computed tomography:theoretical analysis. Radiology, 1980, 137:679-686.
[2] Gulberg V, Haag K, Rossle M, et al. Hepatic arterial buffer response in patients with advanced cirrhosis. Hepatology, 2002,35(3):630-634.
[3] Tsushima Y, Funabasama S, Sanada S, et al. Development of perfusion CT software for personal computers. Acad Radiol, 2002,9(8):922-926.
[4] Annet L, Materne R, Danse E, et al. Hepatic flow parameters measured with MR imaging and Doppler US:correlations with degree of cirrhosis and portal hypertension. Radiology, 2003, 229(2):409-414.
[5] Ichikawa T, Arbab AS, Araki T, et al. Perfusion MR imaging with a superparamagnetic iron oxide using T2-weighted and susceptibility-sensitive echoplanar sequences:evaluation of tumor vascularity in hepatocellular carcinoma. AJR, 1999, 173(1):207-213.
[6] Materne R, Smith AM, Peeters F, et al. Assessment of hepatic perfusion parameters with dynamic MRI. Magn Reson Med, 2002,47(1):135-142.
[7] Van Beers BE, Leconte I, MaternetR, et al. Hepatic perfusion parameters in chronic liver disease:dynamic CT measurements correlated with disease severity. AJR, 2001, 176(3):667-673.
[8] Peters AM, Brown J, Hartnell GG, et al. Non-invasive measurement of renal blood flow with 99mTc DTPA:comparison with radiolabelled microspheres. Cardiovasc Res, 1987, 21(11):830-834.
[9] Tsushima Y, Blomley MJ, Kusano S, et al. Measuring portal venous perfusion with contrast-enhanced CT:comparison of direct and indirect methods. Acad Radiol, 2002, 9(3):276-282.
[10] Blomley MJ, Coulden R, Dawson P, et al. Liver perfusion studied with uhrafast CT. J Comput Assist Tomogr, 1995, 19(3):424-433.
[11] Materne R, Van Beers BE, Smith AM, et al. Non-invasive quantification of liver perfusion with dynamic computed tomography and a dual-input one-compartmental model. Clin Sci, 2000, 99(6):517-525.
[12] Materne R, Annet L, Dechambre S, et al. Dynamic computed tomog-raphy with low-and high-molecular-mass contrast agents to assess microvascular permeability modifications in a model of liver fibrosis. Clin Sci, 2002, 103(2):213-216.
[13] Van Beers BE, Materne R, Annet L, et al. Capillarization of the sinu-soids in liver fibrosis:noninvasive assessment with contrast-enhanced MRI in the rabbit. Magn Reson Med, 2003, 49(4):692-699.
[14] Peeters F, Annet L, Hermoye Let al. Inflow correction of hepatic perfusion measurements using Tl-weighted, fast gradient-echo, contrast-enhanced MRI. Magn Reson Med, 2004, 51(4):710-717.
[15] Weidekamm C, Cejna M, Kramer L, et al. Effects of TIPS on liver perfusion measured by dynamic CT. Am J Roentgenol, 2005, 184(2):505-510.
[16] Tsushima Y, Unno Y, Koizumi J, et al. Hepatic perfusion changes af-ter transcatheter arterial embolization (TAE) of hepatocellular car-cinoma:measurement by dynamic computed tomography(CT). Dig Dis Sci, 1998, 43(2):317-322.
[17] Tsushima Y, Funabasama S, Aoki J, et al. Quantitative perfusion map of malignant liver tumors, created from dynamic computed tomography data. Acad Radiol, 2004, 11(2):215-223.
[18] Totman JJ, O'gorman RL, Kane PA, et al. Comparison of the hepatic perfusion index measured with gadolinium-enhanced volumetric MRI in controls and in patients with colorectal cancer.Br J Radiol, 2005, 78(926):105-109.
[19] Fuentes MA, Keith CJ, Griffiths M, et al. Hepatic haemodynamics:interrelationships between contrast enhancement and perfusion on CT and Doppler perfusion indices. Br J Radiol, 2002, 75(889):17-23.
[20] Pandharipande PV, Krinsky GA, Rusinek H, et al. Perfusion imaging of the liver with time-resolved, contrast-enhanced, whole-liver MRI (abstr). In:proceedings of the 11th Meeting of the international Society for Magnetic Resonance in Medicine, 2003, 1251.
[21] Rusinek H, Lee VS, Johnson G. optimal dose of Gd-DTPA in dynamic MR studies. Magn Reson Med, 2001, 46(2):312-316.
[22] McKenzie CA, Plato FS, Thornhill RE, et al. T(1) fast acquisition relaxation mapping (T[1]-FARM):optimized data acquisition. J Magn Reson Imaging, 2000, 18(2):129-138.
[23] Kapanen MK, Halavaara JT, Hakkinen AM. Open four-concpartment model in the measwrement of liver perfusion. Acacl Radiol, 2005, 12(12):1542-1550.