article_metadata: Rojeh Melikian Sofia Yeremian
article_metadata: 10.1155/2021/9994539
article_metadata: Case Rep Orthop
article_metadata: 2021 Nov 9;2021:9994539.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/34796033/
article_metadata: Case Reports
article_metadata: PMC8595017
article_metadata: 34796033
article_metadata: Placement of Unilateral Cortical Bone Trajectory Screws in Previously Instrumented Pedicle without Removal of Existing Hardware for Adjacent Segment Disease
article_metadata: 2021