TY - RPRT TI - Multiaxial pedicle screw designs: static and dynamic mechanical testing. AU - Ralph Edward Stanford AU - Andreas Herman Loefler AU - Philip Mark Stanford AU - William R Walsh PY - 2004 DO - 10.1097/01.brs.0000092369.50397.85 UR - https://pubmed.ncbi.nlm.nih.gov/15094532/ ID - 15094532 ER -