%0 Journal Article %A Donna D. Ohnmeiss %T Overview of the Role of Statistic Analysis in the Design of Spine-related Studies %D 2009 %R 10.1016/SASJ-2009-Comment1 %J International Journal of Spine Surgery %P 26-29 %V 3 %N 1 %U http://www.ijssurgery.com/content/ijss/3/1/26.full.pdf