Finite element analysis of kyphosis in ankylosing spondylitis treated by different osteotomy methods  
Ma Yong, Sikandaer•Siyiti, Ou Yong, Aikeremujiang•Muheremu, Ma Yuan
Chinese Journal of Tissue Engineering Research . 2017, (19): 3038 -3043 .  DOI: 10.3969/j.issn.2095-4344.2017.19.014