Short-term follow-up for artificial cervical disc replacement: Changes of stability and range of motion in cervical vertebra 
Tang Xue-ming, Xu Nan-wei, Zhou Dong, Jiang Wei, Li Hai-bo
Chinese Journal of Tissue Engineering Research . 2012, (9): 1551 -1554 .  DOI: 10.3969/j.issn.1673-8225.2012.09.008