TY - JOUR AU - Pumberger, M. AU - Chiu, Y-L. AU - Ma, Y. AU - Girardi, F. P. AU - Mazumdar, M. AU - Memtsoudis, S. G. DO - doi:10.1302/0301-620X.94B3.27825 UR - https://doi.org/10.1302/0301-620X.94B3.27825 TI - National in-hospital morbidity and mortality trends after lumbar fusion surgery between 1998 and 2008 T2 - The Journal of Bone & Joint Surgery British Volume VL - 94-B IS - 3 PY - 2012 SP - 359 EP - 364 ER -