%0 Journal Article %A F Postacchini %A G Cinotti %A S Gumina %T The knee flexion test: a new test for lumbosacral root tension %D 1993 %J The Journal of Bone & Joint Surgery British Volume %P 834-835 %V 75-B %N 5 %R 10.1302/0301-620X.75B5.8376453 %U https://doi.org/10.1302/0301-620X.75B5.8376453 %K