TY - RPRT TI - Loads on an internal spinal fixation device during sitting. AU - A Rohlmann AU - U Arntz AU - F Graichen AU - G Bergmann PY - 2001 DO - 10.1016/s0021-9290(01)00073-2 UR - https://pubmed.ncbi.nlm.nih.gov/11448690/ ID - 11448690 ER -