%0 Journal Article %A E.D. Simmons %A C.B. Huckell %A Y. Zheng %T PROXIMAL KYPHOSIS, “TOPPING OFF SYNDROME”, AND RETROLISTHESIS SECONDARY TO MULTILEVEL LUMBAR FUSION IN THE ELDERLY PATIENTS %D 2008 %J Orthopaedic Proceedings %P 68-68 %V 90-B %N SUPP_I %R 10.1302/0301-620X.90BSUPP_I.0880068a %U https://doi.org/10.1302/0301-620X.90BSUPP_I.0880068a %K