%0 Journal Article %T Visual grading characteristics (VGC) analysis: a non-parametric rank-invariant statistical method for image quality evaluation. %A Båth, M %A Månsson, L G %J The British journal of radiology %V 80 %N 951 %P 169-176 %@ 0007-1285 %D 2007-07-09 %~ DeepDyve