Two kinds of posterior intervertebral fusion for lumbar spondylolisthesis: fusion rate and height of intervertebral loss 
He Cheng-wen, Bai Rui-jun
Chinese Journal of Tissue Engineering Research . 2015, (35): 5630 -5635 .  DOI: 10.3969/j.issn.2095-4344.2015.35.011