[1] SANYAL A J, BANAS C, SARGEANT C, et al. Similarities and differences in outcomes of cirrhosis due to nonalcoholic steatohepatitis and hepatitis C[J]. Hepatology, 2006, 43(4):682-689. [2] EKSTEDT M, FRANZéN L E, MATHIESEN U L, et al. Long-term follow-up of patients with NAFLD and elevated liver enzymes[J]. Hepatology, 2006, 44(4):865-873. [3] KINNER S, REEDER S B, YOKOO T. Quantitative imaging biomarkers of NAFLD[J]. Dig Dis Sci, 2016, 61(5):1337-1347. [4] RAJARSHI B, MICHAEL P, TUNNICLIFFE E M, et al. Multiparametric magnetic resonance for the non-invasive diagnosis of liver disease[J]. J Hepatol, 2014, 60(1):69-77. [5] HERNANDO D, HALDAR J P, SUTTON B P, et al. Joint estimation of water/fat images and field inhomogeneity map[J]. Magn Reson Med, 2008, 59(3):571-580. [6] MA X, HOLALKERE N S, KAMBADAKONE R A, et al. Imaging-based quantification of hepatic fat:methods and clinical applications[J]. Radiographics, 2009, 29(5):1253-1277. [7] WANG L L, ZHU Y, ZHONG K. Progresses in MRI and MRS studies on obesity[J]. Chinese J Magn Reson, 2016, 33(1):168-178. 王璐璐, 朱勇, 钟凯. MRI与MRS在肥胖症研究中的应用进展[J]. 波谱学杂志, 2016, 33(1):168-178. [8] HORNG D E, HERNANDO D, REEDER S B. Quantification of liver fat in the presence of iron overload[J]. J Magn Reson Imaging, 2017, 45(2):428-439. [9] TOWBIN A J, SERAI S D, PODBERESKY D J. Magnetic resonance imaging of the pediatric liver:imaging of steatosis, iron deposition, and fibrosis[J]. Magn Reson Imaging Clin N Am, 2013, 21(4):669-680. [10] HAMILTON G, MIDDLETON M S, BYDDER M, et al. The effect of PRESS and STEAM sequences on magnetic resonance spectroscopic liver fat quantification[J]. J Magn Reson Imaging, 2009, 30(1):145-152. [11] REEDER S B, CRUITE I, HAMILTON G, et al. Quantitative assessment of liver fat with magnetic resonance imaging and spectroscopy[J]. J Magn Reson Imaging, 2011, 34(4):729-749. [12] MEISAMY S, HINES C D, HAMILTON G, et al. Quantification of hepatic steatosis with T1-independent, T2-corrected MR imaging with spectral modeling of fat:blinded comparison with MR spectroscopy[J]. Radiology, 2011, 258(3):767-775. [13] HAMILTON G, MIDDLETON M S, HOOKER J C, et al. In vivo breath-hold 1H MRS simultaneous estimation of liver proton density fat fraction, and T1 and T2 of water and fat, with a multi-TR, multi-TE sequence[J]. J Magn Reson Imaging, 2015, 42(6):1538-1543. [14] PINEDA N, SHARMA P, XU Q, et al. Measurement of hepatic lipid:high-speed T2-corrected multiecho acquisition at 1H MR spectroscopy--a rapid and accurate technique[J]. Radiology, 2009, 252(2):568-576. [15] KRSSAK M, HOFER H, WRBA F, et al. Non-invasive assessment of hepatic fat accumulation in chronic hepatitis C by 1H magnetic resonance spectroscopy[J]. Eur J Radiol, 2010, 74(3):60-66. [16] LI J Q, WU B, TANG F, et al. In vivo 1H MRS of liver:The effects of frequency correction[J]. Chinese J Magn Reson, 2007, 24(3):335-340.李建奇, 吴斌, 唐峰, 等. 频率校正方法在活体肝脏1H磁共振波谱中的应用[J]. 波谱学杂志, 2007, 24(3):335-340. [17] MARSHALL I, HIGINBOTHAM J, BRUCE S, et al. Use of voigt lineshape for quantification of in vivo 1H spectra[J]. Magnc Reson Med, 1997, 37(5):651-657. [18] KRIESTEN E, MAYER D, ALSMEYER F, et al. Identification of unknown pure component spectra by indirect hard modeling[J]. Chemometr Intell Lab, 2008, 93(2):108-119. [19] HAMILTON G, YOKOO T, BYDDER M, et al. In vivo characterization of the liver fat 1H MR spectrum[J]. NMR Biomed, 2011, 24(7):784-790. [20] CHEN L, WENG Z Q, GOH L Y, et al. An efficient algorithm for automatic phase correction of NMR spectra based on entropy minimization[J]. J Magn Reson Imaging, 2002, 158(1):164-168. [21] BAO Q J, FENG J W, CHEN L, et al. A robust automatic phase correction method for signal dense spectra[J]. J Magn Reson Imaging, 2013, 234(8):82-89. [22] HU B H, YUAN H Z, GUO J X, et al. Determination of plant oils by 1H and 13C NMR[J]. Chinese J Magn Reson, 1993, 10(3):251-259. 胡邦豪, 袁汉珍, 郭建新, 等. 植物油的1H NMR和13C NMR的测定[J]. 波谱学杂志, 1993, 10(3):251-259. [23] BERNARD C P, LINEY G P, MANTON D J, et al. Comparison of fat quantification methods:a phantom study at 3.0 T[J]. J Magn Reson Imaging, 2008, 27(1):192-197. [24] CATHERINE M, YU H, MSE A, et al. T1 independent, T2* corrected MRI with accurate spectral modeling for quantification of fat:Validation in a fat-water-SPIO phantom[J]. J Magn Reson Imaging, 2009, 30(5):1215-1222. [25] VAN WERVEN J R, SCHREUDER T C, NEDERVEEN A J, et al. Hepatic unsaturated fatty acids in patients with non-alcoholic fatty liver disease assessed by 3.0 T MR spectroscopy[J]. Eur J Radiol, 2010, 75(2):102-107. [26] REN J M, IVAN D, DEAN S A, et al. Composition of adipose tissue and marrow fat in humans by 1H NMR at 7 Tesla[J]. J Lipid Res, 2008, 49(9):2055-2062. [27] KANG G H, CRUITE I, SHIEHMORTEZA M, et al. Reproducibility of MRI-determined proton density fat fraction across two different MR scanner platforms[J]. J Magn Reson Imaging, 2011, 34(4):928-934. [28] VU K N, GILBERT G, CHALUT M, et al. MRI-determined liver proton density fat fraction, with MRS validation:Comparison of regions of interest sampling methods in patients with type 2 diabetes[J]. J Magn Reson Imaging, 2015, 43(5):1090-1099. |