3Siegel M,Liker G.Bone marrow imaging in children[J].Magn Reson Imaging Clin N Am,1996,4∶771-796.
4Taccone,A,Oddone M,Occhi M,et al.MRI 'road-map' of normal age-related bone marrow.Ⅰ.Cranial bone and spine[J].Pediatric radiology,1995,25∶588-595.
5Taccone,A,Oddone M,Occhi M,et al.MRI'road-map' of normal age-related bone marrow.Ⅱ.Thorax,pelvis and extremities[J].Pediatric radiology,1995,25∶596-606.
6Waitches G,Zawin JK,Poznanski AK,et al.Sequence and rate of bone marrow conversion in the femora of children as seen on MR imaging:are accepted standards accurate? [J].AJR,1993,162∶1399.
7Moore SG,Dawson KL.Red and yellow marrow in the femur:age-related changes in appearance at MR imaging[J].Radiology,1990,175∶219-223.
8Simonson TM,Kao SC.Normal childhood development patterns in skull bone marrow by MR imaging[J].Pediatric radiology,1992,22∶556-559.
3Guihua Zhai, Weili Lin, Kathy P. Wilber, et ai. Comparisons of Regional White Matter Diffusion in Healthy Neonates and Adults Performed with a 3.0-T Head-only MR Imaging Unit [J]. Radiology December, 2003,229: 673-681.
4Jinkins JR, Bazan C, Rauch R, et al. MRI of the cranium: infectious diseases[J]. MRI decisians, 2002,5: 18.
