Application of pedical screw visualization technique in screw placement of lumbar vertebrae fracture  
Yu Hai-long, Liu Jun, Chen Yu, Wang Hong-wei, Wang Qi, Ma Jun-xiong, Ren Wei-jian, Meng Ling-zhi, Xiang Liang-bi
Chinese Journal of Tissue Engineering Research . 2014, (4): 547 -552 .  DOI: 10.3969/j.issn.2095-4344.2014.04.010