%0 Journal Article %A D Pennig %A E Brug %T A target device for placement of implants in the thoracolumbar pedicles %D 1990 %J The Journal of Bone & Joint Surgery British Volume %P 886-888 %V 72-B %N 5 %R 10.1302/0301-620X.72B5.2211777 %U https://doi.org/10.1302/0301-620X.72B5.2211777 %K