4Fontana R J, Lok AS.Noninvasive monitoring of patients with chronic hepatitis C. Hepatology, 2002, 36(5 Suppl 1): S57-64.
5Lim AK, Patel N, Hamilton G, et al. The relationship of in vivo Z^31P MR spectroscopy to histology in chronic hepatitis C. Hepatology,2003, 37: 788-794.
6Menon DK, Sargentoni J, Taylor-Robinson SD, et al. Effect of functional grade and etiology on in vivo hepatic phosphorus-31 magnetic resonance spectroscopy in cirrhosis: biochemical basis of spectral appearances. Hepatology, 1995, 21: 417-427.
7Corbin IR, Buist R, Peeling J, et al. Hepatic 31P MRS in rat models of chronic liver disease: assessing the extent and progression of disease. Gut, 2003, 52: 1046-1053.
8Lundberg E Harmsen E, Ho C, et al. Nuclear magnetic resonance studies of cellular metabolism. Anal Biochem, 1990, 191: 193-222.
4Iliopoulos P,Vlychou M,Margaritis V,et al.Gray and color Doppler ultrasonography in differentiation between chronic viral hepatitis and compensated early stage cirrhosis.Gastrointestin Liver Dis,2007,3(16):279-286.
5Asbach P,Klatt D,Schlosser B,et al.Viscoelasticity-based staging of hepatic fibrosis with multifrequency MR elastography.Radiology,2010,257(1):80-86.
6Huwart L,Sempoux C,Salameh N,et al.Liver Fibrosis:Noninvasive assessment with MR Elastography versus aspartate aminotransferase to platelet ratio index.Radiology,2007,2(245):458-466.
7Do RK,Chandarana H,Felker E,et al.Diagnosis of liver fibrosis and cirrhosis with diffusion-weighted imaging:value of normalized apparent diffusion coefficient using the spleen as reference organ.AJR Am J Roentgenol,2010,3(195):671-676.
8Wang Y,Ganger DR,Levitsky J,et al.Assessment of chronic hepatitis and fibrosis:comparison of magnetic resonance elastography(MRE)and diffusion-weighted imaging(DWI).AJR Am J Roentgenology,2011,3(196):553-561.