%0 Journal Article %T Sagittal balance disorders in severe degenerative spine. Can we identify the compensatory mechanisms? %A Barrey, Cédric %A Roussouly, Pierre %A Perrin, Gilles %A Huec, Jean-Charles %J European Spine Journal %V 20 %N 5 %P 626-633 %@ 0940-6719 %D 2011-09-01 %I Springer-Verlag %~ DeepDyve