Computational biomechanical modelling of the lumbar spine using marching-cubes surface smoothened finite element voxel meshing. - Zhenlan Wang; Jeremy Choon-Meng Teo; Chee-Kong Chui; Sim Heng Ong; Chye Hwang Yan; Chye Hwang Wang; Hee-Kit Wong; Swee-Hin Teoh (Comput. Methods Programs Biomed., 2005)