The relationship between ligamentum flavum thickening and degenerative intervertebral discs of lumbar spine by MRI image measurement
Cui Tao, Li Shu-zhong, Zhang Xiu-gong, Liu Hao
Chinese Journal of Tissue Engineering Research . 2011, (9): 1615 -1618 .  DOI: 10.3969/j.issn.1673-8225.2011.09.023