Energy dependence in the spectral factor approach to computed tomography.
D000273:Adipose Tissue / Q000000981:diagnostic imaging; D001769:Blood; D001842:Bone and Bones / Q000000981:diagnostic imaging; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging; D013679:Technology, Radiologic; D014057:Tomography, X-Ray Computed