Unilateral percutaneous vertebroplasty for osteoporotic vertebral compression fractures: less bone cement leakage and ideal recovery 
Wu Hong, Yuan Yuan, Liu Li-jin, Yan Liang, Xiong Li-wei, Zou Zhi-yuan, Min Zhi-hai
Chinese Journal of Tissue Engineering Research . 2015, (31): 4960 -4966 .  DOI: 10.3969/j.issn.2095-4344.2015.31.008