Deformable M-reps for 3D Medical Image Segmentation - Pizer, SM; Fletcher, PT; Joshi, SC; Stough, J; Thall, A; Chen, JZ; Fridman, Y; Fritsch, DS; Gash, G; Glotzer, JM; Jiroutek, MR; Lu, C; Muller, KE; Tracton, G; Yushkevich, PA; Chaney, E L (Int J Comp Vis, 2003)