@article{doi:10.1302/0301-620X.90BSUPP_I.0880068a, author = {Simmons, E.D. and Huckell, C.B. and Zheng, Y.}, title = {PROXIMAL KYPHOSIS, “TOPPING OFF SYNDROME”, AND RETROLISTHESIS SECONDARY TO MULTILEVEL LUMBAR FUSION IN THE ELDERLY PATIENTS}, journal = {Orthopaedic Proceedings}, volume = {90-B}, number = {SUPP_I}, pages = {68-68}, year = {2008}, doi = {10.1302/0301-620X.90BSUPP_I.0880068a}, url = {https://doi.org/10.1302/0301-620X.90BSUPP_I.0880068a} }