%0 Journal Article %A A. Rienmüller %A N. Buchmann %A J. S. Kirschke %A E. L. Meyer %A J. Gempt %A J. Lehmberg %A B. Meyer %A Y. M. Ryang %T Accuracy of CT-navigated pedicle screw positioning in the cervical and upper thoracic region with and without prior anterior surgery and ventral plating %D 2017 %J The Bone & Joint Journal %P 1373-1380 %V 99-B %N 10 %R 10.1302/0301-620X.99B10.BJJ-2016-1283.R1 %U https://doi.org/10.1302/0301-620X.99B10.BJJ-2016-1283.R1 %K Spinal surgery and complications,Cervical spine instrumentation,Combined approach,CT navigation,Pedicle screw accuracy,Cervicothoracic junction