%0 Journal Article %A M. P. McCormack %T UPPER LUMBAR CHORDOMA %D 1960 %J The Journal of Bone & Joint Surgery British Volume %P 565-569 %V 42-B %N 3 %R 10.1302/0301-620X.42B3.565 %U https://doi.org/10.1302/0301-620X.42B3.565 %K