Factors predicting hospital stay, operative time, blood loss and transfusion in patients undergoing
Fengyu Zheng, Frank P. Cammisa, Harvinder H. Sandhu, Federico P. Girardi, et al. Factors predicting hospital stay, operative time, blood loss and transfusion in patients undergoing revision lumbar spine surgery with posterolateral instrumentation. Spine 2002; 27(8): 818-824.